18007160

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^3\times {\mathrm{37}}^1$

素因数の和:117

約数の個数: 64

約数和(自身を含む): 43502400

約数和(自身を除く): 25495240

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 37, 40, 46, 74, 92, 115, 148, 184, 185, 230, 296, 370, 460, 529, 740, 851, 920, 1058, 1480, 1702, 2116, 2645, 3404, 4232, 4255, 5290, 6808, 8510, 10580, 12167, 17020, 19573, 21160, 24334, 34040, 39146, 48668, 60835, 78292, 97336, 97865, 121670, 156584, 195730, 243340, 391460, 450179, 486680, 782920, 900358, 1800716, 2250895, 3601432, 4501790, 9003580, 18007160]

約数ペア:

[(1, 18007160), (2, 9003580), (4, 4501790), (5, 3601432), (8, 2250895), (10, 1800716), (20, 900358), (23, 782920), (37, 486680), (40, 450179), (46, 391460), (74, 243340), (92, 195730), (115, 156584), (148, 121670), (184, 97865), (185, 97336), (230, 78292), (296, 60835), (370, 48668), (460, 39146), (529, 34040), (740, 24334), (851, 21160), (920, 19573), (1058, 17020), (1480, 12167), (1702, 10580), (2116, 8510), (2645, 6808), (3404, 5290), (4232, 4255)]