68910940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{11447}}^1$

素因数の和:11506

約数の個数: 48

約数和(自身を含む): 169247232

約数和(自身を除く): 100336292

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, 11447, 22894, 45788, 57235, 80129, 114470, 160258, 228940, 320516, 400645, 492221, 801290, 984442, 1602580, 1968884, 2461105, 3445547, 4922210, 6891094, 9844420, 13782188, 17227735, 34455470, 68910940]

約数ペア:

[(1, 68910940), (2, 34455470), (4, 17227735), (5, 13782188), (7, 9844420), (10, 6891094), (14, 4922210), (20, 3445547), (28, 2461105), (35, 1968884), (43, 1602580), (70, 984442), (86, 801290), (140, 492221), (172, 400645), (215, 320516), (301, 228940), (430, 160258), (602, 114470), (860, 80129), (1204, 57235), (1505, 45788), (3010, 22894), (6020, 11447)]