814970180

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{751}}^1\times {\mathrm{1871}}^1$

素因数の和:2660

約数の個数: 48

約数和(自身を含む): 1773757440

約数和(自身を除く): 958787260

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 751, 1502, 1871, 3004, 3742, 3755, 7484, 7510, 9355, 15020, 18710, 21779, 37420, 43558, 54259, 87116, 108518, 108895, 217036, 217790, 271295, 435580, 542590, 1085180, 1405121, 2810242, 5620484, 7025605, 14051210, 28102420, 40748509, 81497018, 162994036, 203742545, 407485090, 814970180]

約数ペア:

[(1, 814970180), (2, 407485090), (4, 203742545), (5, 162994036), (10, 81497018), (20, 40748509), (29, 28102420), (58, 14051210), (116, 7025605), (145, 5620484), (290, 2810242), (580, 1405121), (751, 1085180), (1502, 542590), (1871, 435580), (3004, 271295), (3742, 217790), (3755, 217036), (7484, 108895), (7510, 108518), (9355, 87116), (15020, 54259), (18710, 43558), (21779, 37420)]