2000360

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1163}}^1$

素因数の和:1217

約数の個数: 32

約数和(自身を含む): 4609440

約数和(自身を除く): 2609080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1163, 1720, 2326, 4652, 5815, 9304, 11630, 23260, 46520, 50009, 100018, 200036, 250045, 400072, 500090, 1000180, 2000360]

約数ペア:

[(1, 2000360), (2, 1000180), (4, 500090), (5, 400072), (8, 250045), (10, 200036), (20, 100018), (40, 50009), (43, 46520), (86, 23260), (172, 11630), (215, 9304), (344, 5815), (430, 4652), (860, 2326), (1163, 1720)]