744762980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2864473}}^1$

素因数の和:2864495

約数の個数: 24

約数和(自身を含む): 1684310712

約数和(自身を除く): 939547732

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 2864473, 5728946, 11457892, 14322365, 28644730, 37238149, 57289460, 74476298, 148952596, 186190745, 372381490, 744762980]

約数ペア:

[(1, 744762980), (2, 372381490), (4, 186190745), (5, 148952596), (10, 74476298), (13, 57289460), (20, 37238149), (26, 28644730), (52, 14322365), (65, 11457892), (130, 5728946), (260, 2864473)]