40455110

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{1249}}^1$

素因数の和:1376

約数の個数: 32

約数和(自身を含む): 75600000

約数和(自身を除く): 35144890

約数列:

[1, 2, 5, 10, 41, 79, 82, 158, 205, 395, 410, 790, 1249, 2498, 3239, 6245, 6478, 12490, 16195, 32390, 51209, 98671, 102418, 197342, 256045, 493355, 512090, 986710, 4045511, 8091022, 20227555, 40455110]

約数ペア:

[(1, 40455110), (2, 20227555), (5, 8091022), (10, 4045511), (41, 986710), (79, 512090), (82, 493355), (158, 256045), (205, 197342), (395, 102418), (410, 98671), (790, 51209), (1249, 32390), (2498, 16195), (3239, 12490), (6245, 6478)]