2372820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{557}}^1$

素因数の和:640

約数の個数: 48

約数和(自身を含む): 6749568

約数和(自身を除く): 4376748

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 355, 426, 557, 710, 852, 1065, 1114, 1420, 1671, 2130, 2228, 2785, 3342, 4260, 5570, 6684, 8355, 11140, 16710, 33420, 39547, 79094, 118641, 158188, 197735, 237282, 395470, 474564, 593205, 790940, 1186410, 2372820]

約数ペア:

[(1, 2372820), (2, 1186410), (3, 790940), (4, 593205), (5, 474564), (6, 395470), (10, 237282), (12, 197735), (15, 158188), (20, 118641), (30, 79094), (60, 39547), (71, 33420), (142, 16710), (213, 11140), (284, 8355), (355, 6684), (426, 5570), (557, 4260), (710, 3342), (852, 2785), (1065, 2228), (1114, 2130), (1420, 1671)]