2279968477240

素因数分解:

$2^3\times 5^1\times {\mathrm{3197353}}^1\times {\mathrm{17827}}^1$

素因数の和:3215191

約数の個数: 32

約数和(自身を含む): 5130218440080

約数和(自身を除く): 2850249962840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 17827, 35654, 71308, 89135, 142616, 178270, 356540, 713080, 3197353, 6394706, 12789412, 15986765, 25578824, 31973530, 63947060, 127894120, 56999211931, 113998423862, 227996847724, 284996059655, 455993695448, 569992119310, 1139984238620, 2279968477240]

約数ペア:

[(1, 2279968477240), (2, 1139984238620), (4, 569992119310), (5, 455993695448), (8, 284996059655), (10, 227996847724), (20, 113998423862), (40, 56999211931), (17827, 127894120), (35654, 63947060), (71308, 31973530), (89135, 25578824), (142616, 15986765), (178270, 12789412), (356540, 6394706), (713080, 3197353)]