39143080

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{31567}}^1$

素因数の和:31609

約数の個数: 32

約数和(自身を含む): 90915840

約数和(自身を除く): 51772760

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 31567, 63134, 126268, 157835, 252536, 315670, 631340, 978577, 1262680, 1957154, 3914308, 4892885, 7828616, 9785770, 19571540, 39143080]

約数ペア:

[(1, 39143080), (2, 19571540), (4, 9785770), (5, 7828616), (8, 4892885), (10, 3914308), (20, 1957154), (31, 1262680), (40, 978577), (62, 631340), (124, 315670), (155, 252536), (248, 157835), (310, 126268), (620, 63134), (1240, 31567)]