38841640

素因数分解:

$2^3\times 5^1\times {\mathrm{307}}^1\times {\mathrm{3163}}^1$

素因数の和:3481

約数の個数: 32

約数和(自身を含む): 87706080

約数和(自身を除く): 48864440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 307, 614, 1228, 1535, 2456, 3070, 3163, 6140, 6326, 12280, 12652, 15815, 25304, 31630, 63260, 126520, 971041, 1942082, 3884164, 4855205, 7768328, 9710410, 19420820, 38841640]

約数ペア:

[(1, 38841640), (2, 19420820), (4, 9710410), (5, 7768328), (8, 4855205), (10, 3884164), (20, 1942082), (40, 971041), (307, 126520), (614, 63260), (1228, 31630), (1535, 25304), (2456, 15815), (3070, 12652), (3163, 12280), (6140, 6326)]