28305390160

素因数分解:

$2^4\times 5^1\times {\mathrm{191}}^1\times {\mathrm{1852447}}^1$

素因数の和:1852651

約数の個数: 40

約数和(自身を含む): 66154622976

約数和(自身を除く): 37849232816

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 191, 382, 764, 955, 1528, 1910, 3056, 3820, 7640, 15280, 1852447, 3704894, 7409788, 9262235, 14819576, 18524470, 29639152, 37048940, 74097880, 148195760, 353817377, 707634754, 1415269508, 1769086885, 2830539016, 3538173770, 5661078032, 7076347540, 14152695080, 28305390160]

約数ペア:

[(1, 28305390160), (2, 14152695080), (4, 7076347540), (5, 5661078032), (8, 3538173770), (10, 2830539016), (16, 1769086885), (20, 1415269508), (40, 707634754), (80, 353817377), (191, 148195760), (382, 74097880), (764, 37048940), (955, 29639152), (1528, 18524470), (1910, 14819576), (3056, 9262235), (3820, 7409788), (7640, 3704894), (15280, 1852447)]