87451870

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41843}}^1$

素因数の和:41880

約数の個数: 32

約数和(自身を含む): 180766080

約数和(自身を除く): 93314210

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 418, 1045, 2090, 41843, 83686, 209215, 418430, 460273, 795017, 920546, 1590034, 2301365, 3975085, 4602730, 7950170, 8745187, 17490374, 43725935, 87451870]

約数ペア:

[(1, 87451870), (2, 43725935), (5, 17490374), (10, 8745187), (11, 7950170), (19, 4602730), (22, 3975085), (38, 2301365), (55, 1590034), (95, 920546), (110, 795017), (190, 460273), (209, 418430), (418, 209215), (1045, 83686), (2090, 41843)]