68217940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{28663}}^1$

素因数の和:28696

約数の個数: 48

約数和(自身を含む): 173359872

約数和(自身を除く): 105141932

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 28663, 57326, 114652, 143315, 200641, 286630, 401282, 487271, 573260, 802564, 974542, 1003205, 1949084, 2006410, 2436355, 3410897, 4012820, 4872710, 6821794, 9745420, 13643588, 17054485, 34108970, 68217940]

約数ペア:

[(1, 68217940), (2, 34108970), (4, 17054485), (5, 13643588), (7, 9745420), (10, 6821794), (14, 4872710), (17, 4012820), (20, 3410897), (28, 2436355), (34, 2006410), (35, 1949084), (68, 1003205), (70, 974542), (85, 802564), (119, 573260), (140, 487271), (170, 401282), (238, 286630), (340, 200641), (476, 143315), (595, 114652), (1190, 57326), (2380, 28663)]