1622240

素因数分解:

$2^5\times 5^1\times {\mathrm{10139}}^1$

素因数の和:10154

約数の個数: 24

約数和(自身を含む): 3832920

約数和(自身を除く): 2210680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 10139, 20278, 40556, 50695, 81112, 101390, 162224, 202780, 324448, 405560, 811120, 1622240]

約数ペア:

[(1, 1622240), (2, 811120), (4, 405560), (5, 324448), (8, 202780), (10, 162224), (16, 101390), (20, 81112), (32, 50695), (40, 40556), (80, 20278), (160, 10139)]