148530920

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{119783}}^1$

素因数の和:119825

約数の個数: 32

約数和(自身を含む): 344977920

約数和(自身を除く): 196447000

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 119783, 239566, 479132, 598915, 958264, 1197830, 2395660, 3713273, 4791320, 7426546, 14853092, 18566365, 29706184, 37132730, 74265460, 148530920]

約数ペア:

[(1, 148530920), (2, 74265460), (4, 37132730), (5, 29706184), (8, 18566365), (10, 14853092), (20, 7426546), (31, 4791320), (40, 3713273), (62, 2395660), (124, 1197830), (155, 958264), (248, 598915), (310, 479132), (620, 239566), (1240, 119783)]