30740180

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{109}}^1\times {\mathrm{239}}^1$

素因数の和:416

約数の個数: 48

約数和(自身を含む): 66528000

約数和(自身を除く): 35787820

約数列:

[1, 2, 4, 5, 10, 20, 59, 109, 118, 218, 236, 239, 295, 436, 478, 545, 590, 956, 1090, 1180, 1195, 2180, 2390, 4780, 6431, 12862, 14101, 25724, 26051, 28202, 32155, 52102, 56404, 64310, 70505, 104204, 128620, 130255, 141010, 260510, 282020, 521020, 1537009, 3074018, 6148036, 7685045, 15370090, 30740180]

約数ペア:

[(1, 30740180), (2, 15370090), (4, 7685045), (5, 6148036), (10, 3074018), (20, 1537009), (59, 521020), (109, 282020), (118, 260510), (218, 141010), (236, 130255), (239, 128620), (295, 104204), (436, 70505), (478, 64310), (545, 56404), (590, 52102), (956, 32155), (1090, 28202), (1180, 26051), (1195, 25724), (2180, 14101), (2390, 12862), (4780, 6431)]