766521940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{17851}}^1$

素因数の和:17992

約数の個数: 48

約数和(自身を含む): 1709507520

約数和(自身を除く): 942985580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 113, 190, 226, 380, 452, 565, 1130, 2147, 2260, 4294, 8588, 10735, 17851, 21470, 35702, 42940, 71404, 89255, 178510, 339169, 357020, 678338, 1356676, 1695845, 2017163, 3391690, 4034326, 6783380, 8068652, 10085815, 20171630, 38326097, 40343260, 76652194, 153304388, 191630485, 383260970, 766521940]

約数ペア:

[(1, 766521940), (2, 383260970), (4, 191630485), (5, 153304388), (10, 76652194), (19, 40343260), (20, 38326097), (38, 20171630), (76, 10085815), (95, 8068652), (113, 6783380), (190, 4034326), (226, 3391690), (380, 2017163), (452, 1695845), (565, 1356676), (1130, 678338), (2147, 357020), (2260, 339169), (4294, 178510), (8588, 89255), (10735, 71404), (17851, 42940), (21470, 35702)]