385368804580

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{563}}^1\times {\mathrm{313987}}^1$

素因数の和:314668

約数の個数: 48

約数和(自身を含む): 818152251840

約数和(自身を除く): 432783447260

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 563, 1090, 1126, 2180, 2252, 2815, 5630, 11260, 61367, 122734, 245468, 306835, 313987, 613670, 627974, 1227340, 1255948, 1569935, 3139870, 6279740, 34224583, 68449166, 136898332, 171122915, 176774681, 342245830, 353549362, 684491660, 707098724, 883873405, 1767746810, 3535493620, 19268440229, 38536880458, 77073760916, 96342201145, 192684402290, 385368804580]

約数ペア:

[(1, 385368804580), (2, 192684402290), (4, 96342201145), (5, 77073760916), (10, 38536880458), (20, 19268440229), (109, 3535493620), (218, 1767746810), (436, 883873405), (545, 707098724), (563, 684491660), (1090, 353549362), (1126, 342245830), (2180, 176774681), (2252, 171122915), (2815, 136898332), (5630, 68449166), (11260, 34224583), (61367, 6279740), (122734, 3139870), (245468, 1569935), (306835, 1255948), (313987, 1227340), (613670, 627974)]