4062640

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1181}}^1$

素因数の和:1237

約数の個数: 40

約数和(自身を含む): 9673488

約数和(自身を除く): 5610848

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1181, 1720, 2362, 3440, 4724, 5905, 9448, 11810, 18896, 23620, 47240, 50783, 94480, 101566, 203132, 253915, 406264, 507830, 812528, 1015660, 2031320, 4062640]

約数ペア:

[(1, 4062640), (2, 2031320), (4, 1015660), (5, 812528), (8, 507830), (10, 406264), (16, 253915), (20, 203132), (40, 101566), (43, 94480), (80, 50783), (86, 47240), (172, 23620), (215, 18896), (344, 11810), (430, 9448), (688, 5905), (860, 4724), (1181, 3440), (1720, 2362)]