20195780160

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{21037271}}^1$

素因数の和:21037291

約数の個数: 56

約数和(自身を含む): 64121605056

約数和(自身を除く): 43925824896

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 21037271, 42074542, 63111813, 84149084, 105186355, 126223626, 168298168, 210372710, 252447252, 315559065, 336596336, 420745420, 504894504, 631118130, 673192672, 841490840, 1009789008, 1262236260, 1346385344, 1682981680, 2019578016, 2524472520, 3365963360, 4039156032, 5048945040, 6731926720, 10097890080, 20195780160]

約数ペア:

[(1, 20195780160), (2, 10097890080), (3, 6731926720), (4, 5048945040), (5, 4039156032), (6, 3365963360), (8, 2524472520), (10, 2019578016), (12, 1682981680), (15, 1346385344), (16, 1262236260), (20, 1009789008), (24, 841490840), (30, 673192672), (32, 631118130), (40, 504894504), (48, 420745420), (60, 336596336), (64, 315559065), (80, 252447252), (96, 210372710), (120, 168298168), (160, 126223626), (192, 105186355), (240, 84149084), (320, 63111813), (480, 42074542), (960, 21037271)]