309759080

素因数分解:

$2^3\times 5^1\times {\mathrm{149}}^1\times {\mathrm{51973}}^1$

素因数の和:52133

約数の個数: 32

約数和(自身を含む): 701649000

約数和(自身を除く): 391889920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 149, 298, 596, 745, 1192, 1490, 2980, 5960, 51973, 103946, 207892, 259865, 415784, 519730, 1039460, 2078920, 7743977, 15487954, 30975908, 38719885, 61951816, 77439770, 154879540, 309759080]

約数ペア:

[(1, 309759080), (2, 154879540), (4, 77439770), (5, 61951816), (8, 38719885), (10, 30975908), (20, 15487954), (40, 7743977), (149, 2078920), (298, 1039460), (596, 519730), (745, 415784), (1192, 259865), (1490, 207892), (2980, 103946), (5960, 51973)]