710019880

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{250007}}^1$

素因数の和:250089

約数の個数: 32

約数和(自身を含む): 1620051840

約数和(自身を除く): 910031960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 250007, 500014, 1000028, 1250035, 2000056, 2500070, 5000140, 10000280, 17750497, 35500994, 71001988, 88752485, 142003976, 177504970, 355009940, 710019880]

約数ペア:

[(1, 710019880), (2, 355009940), (4, 177504970), (5, 142003976), (8, 88752485), (10, 71001988), (20, 35500994), (40, 17750497), (71, 10000280), (142, 5000140), (284, 2500070), (355, 2000056), (568, 1250035), (710, 1000028), (1420, 500014), (2840, 250007)]