201425960

素因数分解:

$2^3\times 5^1\times {\mathrm{571}}^1\times {\mathrm{8819}}^1$

素因数の和:9401

約数の個数: 32

約数和(自身を含む): 454053600

約数和(自身を除く): 252627640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 571, 1142, 2284, 2855, 4568, 5710, 8819, 11420, 17638, 22840, 35276, 44095, 70552, 88190, 176380, 352760, 5035649, 10071298, 20142596, 25178245, 40285192, 50356490, 100712980, 201425960]

約数ペア:

[(1, 201425960), (2, 100712980), (4, 50356490), (5, 40285192), (8, 25178245), (10, 20142596), (20, 10071298), (40, 5035649), (571, 352760), (1142, 176380), (2284, 88190), (2855, 70552), (4568, 44095), (5710, 35276), (8819, 22840), (11420, 17638)]