39162920

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{31583}}^1$

素因数の和:31625

約数の個数: 32

約数和(自身を含む): 90961920

約数和(自身を除く): 51799000

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 31583, 63166, 126332, 157915, 252664, 315830, 631660, 979073, 1263320, 1958146, 3916292, 4895365, 7832584, 9790730, 19581460, 39162920]

約数ペア:

[(1, 39162920), (2, 19581460), (4, 9790730), (5, 7832584), (8, 4895365), (10, 3916292), (20, 1958146), (31, 1263320), (40, 979073), (62, 631660), (124, 315830), (155, 252664), (248, 157915), (310, 126332), (620, 63166), (1240, 31583)]