15807520

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3187}}^1$

素因数の和:3233

約数の個数: 48

約数和(自身を含む): 38562048

約数和(自身を除く): 22754528

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 3187, 4960, 6374, 12748, 15935, 25496, 31870, 50992, 63740, 98797, 101984, 127480, 197594, 254960, 395188, 493985, 509920, 790376, 987970, 1580752, 1975940, 3161504, 3951880, 7903760, 15807520]

約数ペア:

[(1, 15807520), (2, 7903760), (4, 3951880), (5, 3161504), (8, 1975940), (10, 1580752), (16, 987970), (20, 790376), (31, 509920), (32, 493985), (40, 395188), (62, 254960), (80, 197594), (124, 127480), (155, 101984), (160, 98797), (248, 63740), (310, 50992), (496, 31870), (620, 25496), (992, 15935), (1240, 12748), (2480, 6374), (3187, 4960)]