20103360

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{487}}^1$

素因数の和:550

約数の個数: 112

約数和(自身を含む): 65446656

約数和(自身を除く): 45343296

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 43, 48, 60, 64, 80, 86, 96, 120, 129, 160, 172, 192, 215, 240, 258, 320, 344, 430, 480, 487, 516, 645, 688, 860, 960, 974, 1032, 1290, 1376, 1461, 1720, 1948, 2064, 2435, 2580, 2752, 2922, 3440, 3896, 4128, 4870, 5160, 5844, 6880, 7305, 7792, 8256, 9740, 10320, 11688, 13760, 14610, 15584, 19480, 20640, 20941, 23376, 29220, 31168, 38960, 41280, 41882, 46752, 58440, 62823, 77920, 83764, 93504, 104705, 116880, 125646, 155840, 167528, 209410, 233760, 251292, 314115, 335056, 418820, 467520, 502584, 628230, 670112, 837640, 1005168, 1256460, 1340224, 1675280, 2010336, 2512920, 3350560, 4020672, 5025840, 6701120, 10051680, 20103360]

約数ペア:

[(1, 20103360), (2, 10051680), (3, 6701120), (4, 5025840), (5, 4020672), (6, 3350560), (8, 2512920), (10, 2010336), (12, 1675280), (15, 1340224), (16, 1256460), (20, 1005168), (24, 837640), (30, 670112), (32, 628230), (40, 502584), (43, 467520), (48, 418820), (60, 335056), (64, 314115), (80, 251292), (86, 233760), (96, 209410), (120, 167528), (129, 155840), (160, 125646), (172, 116880), (192, 104705), (215, 93504), (240, 83764), (258, 77920), (320, 62823), (344, 58440), (430, 46752), (480, 41882), (487, 41280), (516, 38960), (645, 31168), (688, 29220), (860, 23376), (960, 20941), (974, 20640), (1032, 19480), (1290, 15584), (1376, 14610), (1461, 13760), (1720, 11688), (1948, 10320), (2064, 9740), (2435, 8256), (2580, 7792), (2752, 7305), (2922, 6880), (3440, 5844), (3896, 5160), (4128, 4870)]