15744520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{3253}}^1$

素因数の和:3286

約数の個数: 48

約数和(自身を含む): 38950380

約数和(自身を除く): 23205860

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1210, 2420, 3253, 4840, 6506, 13012, 16265, 26024, 32530, 35783, 65060, 71566, 130120, 143132, 178915, 286264, 357830, 393613, 715660, 787226, 1431320, 1574452, 1968065, 3148904, 3936130, 7872260, 15744520]

約数ペア:

[(1, 15744520), (2, 7872260), (4, 3936130), (5, 3148904), (8, 1968065), (10, 1574452), (11, 1431320), (20, 787226), (22, 715660), (40, 393613), (44, 357830), (55, 286264), (88, 178915), (110, 143132), (121, 130120), (220, 71566), (242, 65060), (440, 35783), (484, 32530), (605, 26024), (968, 16265), (1210, 13012), (2420, 6506), (3253, 4840)]