15747380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2309}}^1$

素因数の和:2360

約数の個数: 48

約数和(自身を含む): 37255680

約数和(自身を除く): 21508300

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, 2309, 3410, 4618, 6820, 9236, 11545, 23090, 25399, 46180, 50798, 71579, 101596, 126995, 143158, 253990, 286316, 357895, 507980, 715790, 787369, 1431580, 1574738, 3149476, 3936845, 7873690, 15747380]

約数ペア:

[(1, 15747380), (2, 7873690), (4, 3936845), (5, 3149476), (10, 1574738), (11, 1431580), (20, 787369), (22, 715790), (31, 507980), (44, 357895), (55, 286316), (62, 253990), (110, 143158), (124, 126995), (155, 101596), (220, 71579), (310, 50798), (341, 46180), (620, 25399), (682, 23090), (1364, 11545), (1705, 9236), (2309, 6820), (3410, 4618)]