2021835920

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{1559}}^1$

素因数の和:1657

約数の個数: 160

約数和(自身を含む): 5362156800

約数和(自身を除く): 3340320880

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 29, 40, 43, 52, 58, 65, 80, 86, 104, 116, 130, 145, 172, 208, 215, 232, 260, 290, 344, 377, 430, 464, 520, 559, 580, 688, 754, 860, 1040, 1118, 1160, 1247, 1508, 1559, 1720, 1885, 2236, 2320, 2494, 2795, 3016, 3118, 3440, 3770, 4472, 4988, 5590, 6032, 6235, 6236, 7540, 7795, 8944, 9976, 11180, 12470, 12472, 15080, 15590, 16211, 19952, 20267, 22360, 24940, 24944, 30160, 31180, 32422, 40534, 44720, 45211, 49880, 62360, 64844, 67037, 81055, 81068, 90422, 99760, 101335, 124720, 129688, 134074, 162110, 162136, 180844, 202670, 226055, 259376, 268148, 324220, 324272, 335185, 361688, 405340, 452110, 536296, 587743, 648440, 670370, 723376, 810680, 871481, 904220, 1072592, 1175486, 1296880, 1340740, 1621360, 1742962, 1808440, 1944073, 2350972, 2681480, 2938715, 3485924, 3616880, 3888146, 4357405, 4701944, 5362960, 5877430, 6971848, 7776292, 8714810, 9403888, 9720365, 11754860, 13943696, 15552584, 17429620, 19440730, 23509720, 25272949, 31105168, 34859240, 38881460, 47019440, 50545898, 69718480, 77762920, 101091796, 126364745, 155525840, 202183592, 252729490, 404367184, 505458980, 1010917960, 2021835920]

約数ペア:

[(1, 2021835920), (2, 1010917960), (4, 505458980), (5, 404367184), (8, 252729490), (10, 202183592), (13, 155525840), (16, 126364745), (20, 101091796), (26, 77762920), (29, 69718480), (40, 50545898), (43, 47019440), (52, 38881460), (58, 34859240), (65, 31105168), (80, 25272949), (86, 23509720), (104, 19440730), (116, 17429620), (130, 15552584), (145, 13943696), (172, 11754860), (208, 9720365), (215, 9403888), (232, 8714810), (260, 7776292), (290, 6971848), (344, 5877430), (377, 5362960), (430, 4701944), (464, 4357405), (520, 3888146), (559, 3616880), (580, 3485924), (688, 2938715), (754, 2681480), (860, 2350972), (1040, 1944073), (1118, 1808440), (1160, 1742962), (1247, 1621360), (1508, 1340740), (1559, 1296880), (1720, 1175486), (1885, 1072592), (2236, 904220), (2320, 871481), (2494, 810680), (2795, 723376), (3016, 670370), (3118, 648440), (3440, 587743), (3770, 536296), (4472, 452110), (4988, 405340), (5590, 361688), (6032, 335185), (6235, 324272), (6236, 324220), (7540, 268148), (7795, 259376), (8944, 226055), (9976, 202670), (11180, 180844), (12470, 162136), (12472, 162110), (15080, 134074), (15590, 129688), (16211, 124720), (19952, 101335), (20267, 99760), (22360, 90422), (24940, 81068), (24944, 81055), (30160, 67037), (31180, 64844), (32422, 62360), (40534, 49880), (44720, 45211)]