68001220

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{69389}}^1$

素因数の和:69412

約数の個数: 36

約数和(自身を含む): 166119660

約数和(自身を除く): 98118440

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 69389, 138778, 277556, 346945, 485723, 693890, 971446, 1387780, 1942892, 2428615, 3400061, 4857230, 6800122, 9714460, 13600244, 17000305, 34000610, 68001220]

約数ペア:

[(1, 68001220), (2, 34000610), (4, 17000305), (5, 13600244), (7, 9714460), (10, 6800122), (14, 4857230), (20, 3400061), (28, 2428615), (35, 1942892), (49, 1387780), (70, 971446), (98, 693890), (140, 485723), (196, 346945), (245, 277556), (490, 138778), (980, 69389)]