290572460

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{3191}}^1$

素因数の和:3386

約数の個数: 48

約数和(自身を含む): 635463360

約数和(自身を除く): 344890900

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 157, 290, 314, 580, 628, 785, 1570, 3140, 3191, 4553, 6382, 9106, 12764, 15955, 18212, 22765, 31910, 45530, 63820, 91060, 92539, 185078, 370156, 462695, 500987, 925390, 1001974, 1850780, 2003948, 2504935, 5009870, 10019740, 14528623, 29057246, 58114492, 72643115, 145286230, 290572460]

約数ペア:

[(1, 290572460), (2, 145286230), (4, 72643115), (5, 58114492), (10, 29057246), (20, 14528623), (29, 10019740), (58, 5009870), (116, 2504935), (145, 2003948), (157, 1850780), (290, 1001974), (314, 925390), (580, 500987), (628, 462695), (785, 370156), (1570, 185078), (3140, 92539), (3191, 91060), (4553, 63820), (6382, 45530), (9106, 31910), (12764, 22765), (15955, 18212)]