86416220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{12671}}^1$

素因数の和:12722

約数の個数: 48

約数和(自身を含む): 204374016

約数和(自身を除く): 117957796

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 155, 220, 310, 341, 620, 682, 1364, 1705, 3410, 6820, 12671, 25342, 50684, 63355, 126710, 139381, 253420, 278762, 392801, 557524, 696905, 785602, 1393810, 1571204, 1964005, 2787620, 3928010, 4320811, 7856020, 8641622, 17283244, 21604055, 43208110, 86416220]

約数ペア:

[(1, 86416220), (2, 43208110), (4, 21604055), (5, 17283244), (10, 8641622), (11, 7856020), (20, 4320811), (22, 3928010), (31, 2787620), (44, 1964005), (55, 1571204), (62, 1393810), (110, 785602), (124, 696905), (155, 557524), (220, 392801), (310, 278762), (341, 253420), (620, 139381), (682, 126710), (1364, 63355), (1705, 50684), (3410, 25342), (6820, 12671)]