16607720

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{139}}^1$

素因数の和:282

約数の個数: 64

約数和(自身を含む): 39312000

約数和(自身を除く): 22704280

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 103, 116, 139, 145, 206, 232, 278, 290, 412, 515, 556, 580, 695, 824, 1030, 1112, 1160, 1390, 2060, 2780, 2987, 4031, 4120, 5560, 5974, 8062, 11948, 14317, 14935, 16124, 20155, 23896, 28634, 29870, 32248, 40310, 57268, 59740, 71585, 80620, 114536, 119480, 143170, 161240, 286340, 415193, 572680, 830386, 1660772, 2075965, 3321544, 4151930, 8303860, 16607720]

約数ペア:

[(1, 16607720), (2, 8303860), (4, 4151930), (5, 3321544), (8, 2075965), (10, 1660772), (20, 830386), (29, 572680), (40, 415193), (58, 286340), (103, 161240), (116, 143170), (139, 119480), (145, 114536), (206, 80620), (232, 71585), (278, 59740), (290, 57268), (412, 40310), (515, 32248), (556, 29870), (580, 28634), (695, 23896), (824, 20155), (1030, 16124), (1112, 14935), (1160, 14317), (1390, 11948), (2060, 8062), (2780, 5974), (2987, 5560), (4031, 4120)]