28470160

素因数分解:

$2^4\times 5^1\times {\mathrm{167}}^1\times {\mathrm{2131}}^1$

素因数の和:2311

約数の個数: 40

約数和(自身を含む): 66620736

約数和(自身を除く): 38150576

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 167, 334, 668, 835, 1336, 1670, 2131, 2672, 3340, 4262, 6680, 8524, 10655, 13360, 17048, 21310, 34096, 42620, 85240, 170480, 355877, 711754, 1423508, 1779385, 2847016, 3558770, 5694032, 7117540, 14235080, 28470160]

約数ペア:

[(1, 28470160), (2, 14235080), (4, 7117540), (5, 5694032), (8, 3558770), (10, 2847016), (16, 1779385), (20, 1423508), (40, 711754), (80, 355877), (167, 170480), (334, 85240), (668, 42620), (835, 34096), (1336, 21310), (1670, 17048), (2131, 13360), (2672, 10655), (3340, 8524), (4262, 6680)]