15175580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1777}}^1$

素因数の和:1854

約数の個数: 48

約数和(自身を含む): 37039296

約数和(自身を除く): 21863716

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 61, 70, 122, 140, 244, 305, 427, 610, 854, 1220, 1708, 1777, 2135, 3554, 4270, 7108, 8540, 8885, 12439, 17770, 24878, 35540, 49756, 62195, 108397, 124390, 216794, 248780, 433588, 541985, 758779, 1083970, 1517558, 2167940, 3035116, 3793895, 7587790, 15175580]

約数ペア:

[(1, 15175580), (2, 7587790), (4, 3793895), (5, 3035116), (7, 2167940), (10, 1517558), (14, 1083970), (20, 758779), (28, 541985), (35, 433588), (61, 248780), (70, 216794), (122, 124390), (140, 108397), (244, 62195), (305, 49756), (427, 35540), (610, 24878), (854, 17770), (1220, 12439), (1708, 8885), (1777, 8540), (2135, 7108), (3554, 4270)]