1855408040

素因数分解:

$2^3\times 5^1\times {\mathrm{443}}^1\times {\mathrm{104707}}^1$

素因数の和:105161

約数の個数: 32

約数和(自身を含む): 4184131680

約数和(自身を除く): 2328723640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 443, 886, 1772, 2215, 3544, 4430, 8860, 17720, 104707, 209414, 418828, 523535, 837656, 1047070, 2094140, 4188280, 46385201, 92770402, 185540804, 231926005, 371081608, 463852010, 927704020, 1855408040]

約数ペア:

[(1, 1855408040), (2, 927704020), (4, 463852010), (5, 371081608), (8, 231926005), (10, 185540804), (20, 92770402), (40, 46385201), (443, 4188280), (886, 2094140), (1772, 1047070), (2215, 837656), (3544, 523535), (4430, 418828), (8860, 209414), (17720, 104707)]