86747540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{20753}}^1$

素因数の和:20792

約数の個数: 48

約数和(自身を含む): 209200320

約数和(自身を除く): 122452780

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2090, 4180, 20753, 41506, 83012, 103765, 207530, 228283, 394307, 415060, 456566, 788614, 913132, 1141415, 1577228, 1971535, 2282830, 3943070, 4337377, 4565660, 7886140, 8674754, 17349508, 21686885, 43373770, 86747540]

約数ペア:

[(1, 86747540), (2, 43373770), (4, 21686885), (5, 17349508), (10, 8674754), (11, 7886140), (19, 4565660), (20, 4337377), (22, 3943070), (38, 2282830), (44, 1971535), (55, 1577228), (76, 1141415), (95, 913132), (110, 788614), (190, 456566), (209, 415060), (220, 394307), (380, 228283), (418, 207530), (836, 103765), (1045, 83012), (2090, 41506), (4180, 20753)]