7965206960

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3211777}}^1$

素因数の和:3211821

約数の個数: 40

約数和(自身を含む): 19116502656

約数和(自身を除く): 11151295696

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 3211777, 6423554, 12847108, 16058885, 25694216, 32117770, 51388432, 64235540, 99565087, 128471080, 199130174, 256942160, 398260348, 497825435, 796520696, 995650870, 1593041392, 1991301740, 3982603480, 7965206960]

約数ペア:

[(1, 7965206960), (2, 3982603480), (4, 1991301740), (5, 1593041392), (8, 995650870), (10, 796520696), (16, 497825435), (20, 398260348), (31, 256942160), (40, 199130174), (62, 128471080), (80, 99565087), (124, 64235540), (155, 51388432), (248, 32117770), (310, 25694216), (496, 16058885), (620, 12847108), (1240, 6423554), (2480, 3211777)]