42577960

素因数分解:

$2^3\times 5^1\times {\mathrm{461}}^1\times {\mathrm{2309}}^1$

素因数の和:2781

約数の個数: 32

約数和(自身を含む): 96049800

約数和(自身を除く): 53471840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 461, 922, 1844, 2305, 2309, 3688, 4610, 4618, 9220, 9236, 11545, 18440, 18472, 23090, 46180, 92360, 1064449, 2128898, 4257796, 5322245, 8515592, 10644490, 21288980, 42577960]

約数ペア:

[(1, 42577960), (2, 21288980), (4, 10644490), (5, 8515592), (8, 5322245), (10, 4257796), (20, 2128898), (40, 1064449), (461, 92360), (922, 46180), (1844, 23090), (2305, 18472), (2309, 18440), (3688, 11545), (4610, 9236), (4618, 9220)]