30664790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{1697}}^1$

素因数の和:1856

約数の個数: 32

約数和(自身を含む): 59905440

約数和(自身を除く): 29240650

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 139, 278, 695, 1390, 1697, 1807, 3394, 3614, 8485, 9035, 16970, 18070, 22061, 44122, 110305, 220610, 235883, 471766, 1179415, 2358830, 3066479, 6132958, 15332395, 30664790]

約数ペア:

[(1, 30664790), (2, 15332395), (5, 6132958), (10, 3066479), (13, 2358830), (26, 1179415), (65, 471766), (130, 235883), (139, 220610), (278, 110305), (695, 44122), (1390, 22061), (1697, 18070), (1807, 16970), (3394, 9035), (3614, 8485)]