15158960

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{9973}}^1$

素因数の和:10005

約数の個数: 40

約数和(自身を含む): 37103280

約数和(自身を除く): 21944320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 9973, 19946, 39892, 49865, 79784, 99730, 159568, 189487, 199460, 378974, 398920, 757948, 797840, 947435, 1515896, 1894870, 3031792, 3789740, 7579480, 15158960]

約数ペア:

[(1, 15158960), (2, 7579480), (4, 3789740), (5, 3031792), (8, 1894870), (10, 1515896), (16, 947435), (19, 797840), (20, 757948), (38, 398920), (40, 378974), (76, 199460), (80, 189487), (95, 159568), (152, 99730), (190, 79784), (304, 49865), (380, 39892), (760, 19946), (1520, 9973)]