310089740

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1\times {\mathrm{1381}}^1$

素因数の和:1602

約数の個数: 48

約数和(自身を含む): 664023360

約数和(自身を除く): 353933620

約数列:

[1, 2, 4, 5, 10, 20, 103, 109, 206, 218, 412, 436, 515, 545, 1030, 1090, 1381, 2060, 2180, 2762, 5524, 6905, 11227, 13810, 22454, 27620, 44908, 56135, 112270, 142243, 150529, 224540, 284486, 301058, 568972, 602116, 711215, 752645, 1422430, 1505290, 2844860, 3010580, 15504487, 31008974, 62017948, 77522435, 155044870, 310089740]

約数ペア:

[(1, 310089740), (2, 155044870), (4, 77522435), (5, 62017948), (10, 31008974), (20, 15504487), (103, 3010580), (109, 2844860), (206, 1505290), (218, 1422430), (412, 752645), (436, 711215), (515, 602116), (545, 568972), (1030, 301058), (1090, 284486), (1381, 224540), (2060, 150529), (2180, 142243), (2762, 112270), (5524, 56135), (6905, 44908), (11227, 27620), (13810, 22454)]