124680260

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{87803}}^1$

素因数の和:87883

約数の個数: 24

約数和(自身を含む): 265519296

約数和(自身を除く): 140839036

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 87803, 175606, 351212, 439015, 878030, 1756060, 6234013, 12468026, 24936052, 31170065, 62340130, 124680260]

約数ペア:

[(1, 124680260), (2, 62340130), (4, 31170065), (5, 24936052), (10, 12468026), (20, 6234013), (71, 1756060), (142, 878030), (284, 439015), (355, 351212), (710, 175606), (1420, 87803)]