71270780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{11839}}^1$

素因数の和:11898

約数の個数: 48

約数和(自身を含む): 175042560

約数和(自身を除く): 103771780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 140, 172, 215, 301, 430, 602, 860, 1204, 1505, 3010, 6020, 11839, 23678, 47356, 59195, 82873, 118390, 165746, 236780, 331492, 414365, 509077, 828730, 1018154, 1657460, 2036308, 2545385, 3563539, 5090770, 7127078, 10181540, 14254156, 17817695, 35635390, 71270780]

約数ペア:

[(1, 71270780), (2, 35635390), (4, 17817695), (5, 14254156), (7, 10181540), (10, 7127078), (14, 5090770), (20, 3563539), (28, 2545385), (35, 2036308), (43, 1657460), (70, 1018154), (86, 828730), (140, 509077), (172, 414365), (215, 331492), (301, 236780), (430, 165746), (602, 118390), (860, 82873), (1204, 59195), (1505, 47356), (3010, 23678), (6020, 11839)]