15883160

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{12809}}^1$

素因数の和:12851

約数の個数: 32

約数和(自身を含む): 36892800

約数和(自身を除く): 21009640

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 12809, 25618, 51236, 64045, 102472, 128090, 256180, 397079, 512360, 794158, 1588316, 1985395, 3176632, 3970790, 7941580, 15883160]

約数ペア:

[(1, 15883160), (2, 7941580), (4, 3970790), (5, 3176632), (8, 1985395), (10, 1588316), (20, 794158), (31, 512360), (40, 397079), (62, 256180), (124, 128090), (155, 102472), (248, 64045), (310, 51236), (620, 25618), (1240, 12809)]