40425760

素因数分解:

$2^5\times 5^1\times {\mathrm{307}}^1\times {\mathrm{823}}^1$

素因数の和:1145

約数の個数: 48

約数和(自身を含む): 95933376

約数和(自身を除く): 55507616

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 307, 614, 823, 1228, 1535, 1646, 2456, 3070, 3292, 4115, 4912, 6140, 6584, 8230, 9824, 12280, 13168, 16460, 24560, 26336, 32920, 49120, 65840, 131680, 252661, 505322, 1010644, 1263305, 2021288, 2526610, 4042576, 5053220, 8085152, 10106440, 20212880, 40425760]

約数ペア:

[(1, 40425760), (2, 20212880), (4, 10106440), (5, 8085152), (8, 5053220), (10, 4042576), (16, 2526610), (20, 2021288), (32, 1263305), (40, 1010644), (80, 505322), (160, 252661), (307, 131680), (614, 65840), (823, 49120), (1228, 32920), (1535, 26336), (1646, 24560), (2456, 16460), (3070, 13168), (3292, 12280), (4115, 9824), (4912, 8230), (6140, 6584)]