40720928

素因数分解:

$2^5\times {\mathrm{659}}^1\times {\mathrm{1931}}^1$

素因数の和:2600

約数の個数: 24

約数和(自身を含む): 80332560

約数和(自身を除く): 39611632

約数列:

[1, 2, 4, 8, 16, 32, 659, 1318, 1931, 2636, 3862, 5272, 7724, 10544, 15448, 21088, 30896, 61792, 1272529, 2545058, 5090116, 10180232, 20360464, 40720928]

約数ペア:

[(1, 40720928), (2, 20360464), (4, 10180232), (8, 5090116), (16, 2545058), (32, 1272529), (659, 61792), (1318, 30896), (1931, 21088), (2636, 15448), (3862, 10544), (5272, 7724)]