137824760

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{111149}}^1$

素因数の和:111191

約数の個数: 32

約数和(自身を含む): 320112000

約数和(自身を除く): 182287240

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 111149, 222298, 444596, 555745, 889192, 1111490, 2222980, 3445619, 4445960, 6891238, 13782476, 17228095, 27564952, 34456190, 68912380, 137824760]

約数ペア:

[(1, 137824760), (2, 68912380), (4, 34456190), (5, 27564952), (8, 17228095), (10, 13782476), (20, 6891238), (31, 4445960), (40, 3445619), (62, 2222980), (124, 1111490), (155, 889192), (248, 555745), (310, 444596), (620, 222298), (1240, 111149)]