192771020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{23917}}^1$

素因数の和:23970

約数の個数: 48

約数和(自身を含む): 450041088

約数和(自身を除く): 257270068

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 2015, 4030, 8060, 23917, 47834, 95668, 119585, 239170, 310921, 478340, 621842, 741427, 1243684, 1482854, 1554605, 2965708, 3109210, 3707135, 6218420, 7414270, 9638551, 14828540, 19277102, 38554204, 48192755, 96385510, 192771020]

約数ペア:

[(1, 192771020), (2, 96385510), (4, 48192755), (5, 38554204), (10, 19277102), (13, 14828540), (20, 9638551), (26, 7414270), (31, 6218420), (52, 3707135), (62, 3109210), (65, 2965708), (124, 1554605), (130, 1482854), (155, 1243684), (260, 741427), (310, 621842), (403, 478340), (620, 310921), (806, 239170), (1612, 119585), (2015, 95668), (4030, 47834), (8060, 23917)]