16238420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2381}}^1$

素因数の和:2432

約数の個数: 48

約数和(自身を含む): 38416896

約数和(自身を除く): 22178476

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, 2381, 3410, 4762, 6820, 9524, 11905, 23810, 26191, 47620, 52382, 73811, 104764, 130955, 147622, 261910, 295244, 369055, 523820, 738110, 811921, 1476220, 1623842, 3247684, 4059605, 8119210, 16238420]

約数ペア:

[(1, 16238420), (2, 8119210), (4, 4059605), (5, 3247684), (10, 1623842), (11, 1476220), (20, 811921), (22, 738110), (31, 523820), (44, 369055), (55, 295244), (62, 261910), (110, 147622), (124, 130955), (155, 104764), (220, 73811), (310, 52382), (341, 47620), (620, 26191), (682, 23810), (1364, 11905), (1705, 9524), (2381, 6820), (3410, 4762)]