81893940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{44029}}^1$

素因数の和:44072

約数の個数: 48

約数和(自身を含む): 236705280

約数和(自身を除く): 154811340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 44029, 88058, 132087, 176116, 220145, 264174, 440290, 528348, 660435, 880580, 1320870, 1364899, 2641740, 2729798, 4094697, 5459596, 6824495, 8189394, 13648990, 16378788, 20473485, 27297980, 40946970, 81893940]

約数ペア:

[(1, 81893940), (2, 40946970), (3, 27297980), (4, 20473485), (5, 16378788), (6, 13648990), (10, 8189394), (12, 6824495), (15, 5459596), (20, 4094697), (30, 2729798), (31, 2641740), (60, 1364899), (62, 1320870), (93, 880580), (124, 660435), (155, 528348), (186, 440290), (310, 264174), (372, 220145), (465, 176116), (620, 132087), (930, 88058), (1860, 44029)]