20236845840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{607}}^1\times {\mathrm{2621}}^1$

素因数の和:3297

約数の個数: 160

約数和(自身を含む): 64047614976

約数和(自身を除く): 43810769136

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 53, 60, 80, 106, 120, 159, 212, 240, 265, 318, 424, 530, 607, 636, 795, 848, 1060, 1214, 1272, 1590, 1821, 2120, 2428, 2544, 2621, 3035, 3180, 3642, 4240, 4856, 5242, 6070, 6360, 7284, 7863, 9105, 9712, 10484, 12140, 12720, 13105, 14568, 15726, 18210, 20968, 24280, 26210, 29136, 31452, 32171, 36420, 39315, 41936, 48560, 52420, 62904, 64342, 72840, 78630, 96513, 104840, 125808, 128684, 138913, 145680, 157260, 160855, 193026, 209680, 257368, 277826, 314520, 321710, 386052, 416739, 482565, 514736, 555652, 629040, 643420, 694565, 772104, 833478, 965130, 1111304, 1286840, 1389130, 1544208, 1590947, 1666956, 1930260, 2083695, 2222608, 2573680, 2778260, 3181894, 3333912, 3860520, 4167390, 4772841, 5556520, 6363788, 6667824, 7721040, 7954735, 8334780, 9545682, 11113040, 12727576, 15909470, 16669560, 19091364, 23864205, 25455152, 31818940, 33339120, 38182728, 47728410, 63637880, 76365456, 84320191, 95456820, 127275760, 168640382, 190913640, 252960573, 337280764, 381827280, 421600955, 505921146, 674561528, 843201910, 1011842292, 1264802865, 1349123056, 1686403820, 2023684584, 2529605730, 3372807640, 4047369168, 5059211460, 6745615280, 10118422920, 20236845840]

約数ペア:

[(1, 20236845840), (2, 10118422920), (3, 6745615280), (4, 5059211460), (5, 4047369168), (6, 3372807640), (8, 2529605730), (10, 2023684584), (12, 1686403820), (15, 1349123056), (16, 1264802865), (20, 1011842292), (24, 843201910), (30, 674561528), (40, 505921146), (48, 421600955), (53, 381827280), (60, 337280764), (80, 252960573), (106, 190913640), (120, 168640382), (159, 127275760), (212, 95456820), (240, 84320191), (265, 76365456), (318, 63637880), (424, 47728410), (530, 38182728), (607, 33339120), (636, 31818940), (795, 25455152), (848, 23864205), (1060, 19091364), (1214, 16669560), (1272, 15909470), (1590, 12727576), (1821, 11113040), (2120, 9545682), (2428, 8334780), (2544, 7954735), (2621, 7721040), (3035, 6667824), (3180, 6363788), (3642, 5556520), (4240, 4772841), (4856, 4167390), (5242, 3860520), (6070, 3333912), (6360, 3181894), (7284, 2778260), (7863, 2573680), (9105, 2222608), (9712, 2083695), (10484, 1930260), (12140, 1666956), (12720, 1590947), (13105, 1544208), (14568, 1389130), (15726, 1286840), (18210, 1111304), (20968, 965130), (24280, 833478), (26210, 772104), (29136, 694565), (31452, 643420), (32171, 629040), (36420, 555652), (39315, 514736), (41936, 482565), (48560, 416739), (52420, 386052), (62904, 321710), (64342, 314520), (72840, 277826), (78630, 257368), (96513, 209680), (104840, 193026), (125808, 160855), (128684, 157260), (138913, 145680)]