4050440

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{929}}^1$

素因数の和:1049

約数の個数: 32

約数和(自身を含む): 9207000

約数和(自身を除く): 5156560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 929, 1090, 1858, 2180, 3716, 4360, 4645, 7432, 9290, 18580, 37160, 101261, 202522, 405044, 506305, 810088, 1012610, 2025220, 4050440]

約数ペア:

[(1, 4050440), (2, 2025220), (4, 1012610), (5, 810088), (8, 506305), (10, 405044), (20, 202522), (40, 101261), (109, 37160), (218, 18580), (436, 9290), (545, 7432), (872, 4645), (929, 4360), (1090, 3716), (1858, 2180)]