8390690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{641}}^1$

素因数の和:683

約数の個数: 64

約数和(自身を含む): 19968768

約数和(自身を除く): 11578078

約数列:

[1, 2, 5, 7, 10, 11, 14, 17, 22, 34, 35, 55, 70, 77, 85, 110, 119, 154, 170, 187, 238, 374, 385, 595, 641, 770, 935, 1190, 1282, 1309, 1870, 2618, 3205, 4487, 6410, 6545, 7051, 8974, 10897, 13090, 14102, 21794, 22435, 35255, 44870, 49357, 54485, 70510, 76279, 98714, 108970, 119867, 152558, 239734, 246785, 381395, 493570, 599335, 762790, 839069, 1198670, 1678138, 4195345, 8390690]

約数ペア:

[(1, 8390690), (2, 4195345), (5, 1678138), (7, 1198670), (10, 839069), (11, 762790), (14, 599335), (17, 493570), (22, 381395), (34, 246785), (35, 239734), (55, 152558), (70, 119867), (77, 108970), (85, 98714), (110, 76279), (119, 70510), (154, 54485), (170, 49357), (187, 44870), (238, 35255), (374, 22435), (385, 21794), (595, 14102), (641, 13090), (770, 10897), (935, 8974), (1190, 7051), (1282, 6545), (1309, 6410), (1870, 4487), (2618, 3205)]