15718240

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3169}}^1$

素因数の和:3215

約数の個数: 48

約数和(自身を含む): 38344320

約数和(自身を除く): 22626080

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, 3169, 4960, 6338, 12676, 15845, 25352, 31690, 50704, 63380, 98239, 101408, 126760, 196478, 253520, 392956, 491195, 507040, 785912, 982390, 1571824, 1964780, 3143648, 3929560, 7859120, 15718240]

約数ペア:

[(1, 15718240), (2, 7859120), (4, 3929560), (5, 3143648), (8, 1964780), (10, 1571824), (16, 982390), (20, 785912), (31, 507040), (32, 491195), (40, 392956), (62, 253520), (80, 196478), (124, 126760), (155, 101408), (160, 98239), (248, 63380), (310, 50704), (496, 31690), (620, 25352), (992, 15845), (1240, 12676), (2480, 6338), (3169, 4960)]