285973940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{107509}}^1$

素因数の和:107544

約数の個数: 48

約数和(自身を含む): 722467200

約数和(自身を除く): 436493260

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 107509, 215018, 430036, 537545, 752563, 1075090, 1505126, 2042671, 2150180, 3010252, 3762815, 4085342, 7525630, 8170684, 10213355, 14298697, 15051260, 20426710, 28597394, 40853420, 57194788, 71493485, 142986970, 285973940]

約数ペア:

[(1, 285973940), (2, 142986970), (4, 71493485), (5, 57194788), (7, 40853420), (10, 28597394), (14, 20426710), (19, 15051260), (20, 14298697), (28, 10213355), (35, 8170684), (38, 7525630), (70, 4085342), (76, 3762815), (95, 3010252), (133, 2150180), (140, 2042671), (190, 1505126), (266, 1075090), (380, 752563), (532, 537545), (665, 430036), (1330, 215018), (2660, 107509)]