31959890

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^2\times {\mathrm{269}}^1$

素因数の和:494

約数の個数: 24

約数和(自身を含む): 58276260

約数和(自身を除く): 26316370

約数列:

[1, 2, 5, 10, 109, 218, 269, 538, 545, 1090, 1345, 2690, 11881, 23762, 29321, 58642, 59405, 118810, 146605, 293210, 3195989, 6391978, 15979945, 31959890]

約数ペア:

[(1, 31959890), (2, 15979945), (5, 6391978), (10, 3195989), (109, 293210), (218, 146605), (269, 118810), (538, 59405), (545, 58642), (1090, 29321), (1345, 23762), (2690, 11881)]