8303860

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{139}}^1$

素因数の和:280

約数の個数: 48

約数和(自身を含む): 18345600

約数和(自身を除く): 10041740

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 103, 116, 139, 145, 206, 278, 290, 412, 515, 556, 580, 695, 1030, 1390, 2060, 2780, 2987, 4031, 5974, 8062, 11948, 14317, 14935, 16124, 20155, 28634, 29870, 40310, 57268, 59740, 71585, 80620, 143170, 286340, 415193, 830386, 1660772, 2075965, 4151930, 8303860]

約数ペア:

[(1, 8303860), (2, 4151930), (4, 2075965), (5, 1660772), (10, 830386), (20, 415193), (29, 286340), (58, 143170), (103, 80620), (116, 71585), (139, 59740), (145, 57268), (206, 40310), (278, 29870), (290, 28634), (412, 20155), (515, 16124), (556, 14935), (580, 14317), (695, 11948), (1030, 8062), (1390, 5974), (2060, 4031), (2780, 2987)]