148590440

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{119831}}^1$

素因数の和:119873

約数の個数: 32

約数和(自身を含む): 345116160

約数和(自身を除く): 196525720

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 119831, 239662, 479324, 599155, 958648, 1198310, 2396620, 3714761, 4793240, 7429522, 14859044, 18573805, 29718088, 37147610, 74295220, 148590440]

約数ペア:

[(1, 148590440), (2, 74295220), (4, 37147610), (5, 29718088), (8, 18573805), (10, 14859044), (20, 7429522), (31, 4793240), (40, 3714761), (62, 2396620), (124, 1198310), (155, 958648), (248, 599155), (310, 479324), (620, 239662), (1240, 119831)]