2399480

素因数分解:

$2^3\times 5^1\times {\mathrm{223}}^1\times {\mathrm{269}}^1$

素因数の和:503

約数の個数: 32

約数和(自身を含む): 5443200

約数和(自身を除く): 3043720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 223, 269, 446, 538, 892, 1076, 1115, 1345, 1784, 2152, 2230, 2690, 4460, 5380, 8920, 10760, 59987, 119974, 239948, 299935, 479896, 599870, 1199740, 2399480]

約数ペア:

[(1, 2399480), (2, 1199740), (4, 599870), (5, 479896), (8, 299935), (10, 239948), (20, 119974), (40, 59987), (223, 10760), (269, 8920), (446, 5380), (538, 4460), (892, 2690), (1076, 2230), (1115, 2152), (1345, 1784)]