191627540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{38791}}^1$

素因数の和:38832

約数の個数: 48

約数和(自身を含む): 456193920

約数和(自身を除く): 264566380

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 4940, 38791, 77582, 155164, 193955, 387910, 504283, 737029, 775820, 1008566, 1474058, 2017132, 2521415, 2948116, 3685145, 5042830, 7370290, 9581377, 10085660, 14740580, 19162754, 38325508, 47906885, 95813770, 191627540]

約数ペア:

[(1, 191627540), (2, 95813770), (4, 47906885), (5, 38325508), (10, 19162754), (13, 14740580), (19, 10085660), (20, 9581377), (26, 7370290), (38, 5042830), (52, 3685145), (65, 2948116), (76, 2521415), (95, 2017132), (130, 1474058), (190, 1008566), (247, 775820), (260, 737029), (380, 504283), (494, 387910), (988, 193955), (1235, 155164), (2470, 77582), (4940, 38791)]