2930440

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1201}}^1$

素因数の和:1273

約数の個数: 32

約数和(自身を含む): 6707160

約数和(自身を除く): 3776720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1201, 1220, 2402, 2440, 4804, 6005, 9608, 12010, 24020, 48040, 73261, 146522, 293044, 366305, 586088, 732610, 1465220, 2930440]

約数ペア:

[(1, 2930440), (2, 1465220), (4, 732610), (5, 586088), (8, 366305), (10, 293044), (20, 146522), (40, 73261), (61, 48040), (122, 24020), (244, 12010), (305, 9608), (488, 6005), (610, 4804), (1201, 2440), (1220, 2402)]