20078110

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{3767}}^1$

素因数の和:3828

約数の個数: 32

約数和(自身を含む): 39880512

約数和(自身を除く): 19802402

約数列:

[1, 2, 5, 10, 13, 26, 41, 65, 82, 130, 205, 410, 533, 1066, 2665, 3767, 5330, 7534, 18835, 37670, 48971, 97942, 154447, 244855, 308894, 489710, 772235, 1544470, 2007811, 4015622, 10039055, 20078110]

約数ペア:

[(1, 20078110), (2, 10039055), (5, 4015622), (10, 2007811), (13, 1544470), (26, 772235), (41, 489710), (65, 308894), (82, 244855), (130, 154447), (205, 97942), (410, 48971), (533, 37670), (1066, 18835), (2665, 7534), (3767, 5330)]