642000590

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{75797}}^1$

素因数の和:75833

約数の個数: 48

約数和(自身を含む): 1451683296

約数和(自身を除く): 809682706

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 121, 154, 242, 385, 605, 770, 847, 1210, 1694, 4235, 8470, 75797, 151594, 378985, 530579, 757970, 833767, 1061158, 1667534, 2652895, 4168835, 5305790, 5836369, 8337670, 9171437, 11672738, 18342874, 29181845, 45857185, 58363690, 64200059, 91714370, 128400118, 321000295, 642000590]

約数ペア:

[(1, 642000590), (2, 321000295), (5, 128400118), (7, 91714370), (10, 64200059), (11, 58363690), (14, 45857185), (22, 29181845), (35, 18342874), (55, 11672738), (70, 9171437), (77, 8337670), (110, 5836369), (121, 5305790), (154, 4168835), (242, 2652895), (385, 1667534), (605, 1061158), (770, 833767), (847, 757970), (1210, 530579), (1694, 378985), (4235, 151594), (8470, 75797)]