4745640

素因数分解:

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

素因数の和:642

約数の個数: 64

約数和(自身を含む): 14463360

約数和(自身を除く): 9717720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 71, 120, 142, 213, 284, 355, 426, 557, 568, 710, 852, 1065, 1114, 1420, 1671, 1704, 2130, 2228, 2785, 2840, 3342, 4260, 4456, 5570, 6684, 8355, 8520, 11140, 13368, 16710, 22280, 33420, 39547, 66840, 79094, 118641, 158188, 197735, 237282, 316376, 395470, 474564, 593205, 790940, 949128, 1186410, 1581880, 2372820, 4745640]

約数ペア:

[(1, 4745640), (2, 2372820), (3, 1581880), (4, 1186410), (5, 949128), (6, 790940), (8, 593205), (10, 474564), (12, 395470), (15, 316376), (20, 237282), (24, 197735), (30, 158188), (40, 118641), (60, 79094), (71, 66840), (120, 39547), (142, 33420), (213, 22280), (284, 16710), (355, 13368), (426, 11140), (557, 8520), (568, 8355), (710, 6684), (852, 5570), (1065, 4456), (1114, 4260), (1420, 3342), (1671, 2840), (1704, 2785), (2130, 2228)]