668855110

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{20201}}^1$

素因数の和:20269

約数の個数: 64

約数和(自身を含む): 1535998464

約数和(自身を除く): 867143354

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 43, 55, 70, 77, 86, 110, 154, 215, 301, 385, 430, 473, 602, 770, 946, 1505, 2365, 3010, 3311, 4730, 6622, 16555, 20201, 33110, 40402, 101005, 141407, 202010, 222211, 282814, 444422, 707035, 868643, 1111055, 1414070, 1555477, 1737286, 2222110, 3110954, 4343215, 6080501, 7777385, 8686430, 9555073, 12161002, 15554770, 19110146, 30402505, 47775365, 60805010, 66885511, 95550730, 133771022, 334427555, 668855110]

約数ペア:

[(1, 668855110), (2, 334427555), (5, 133771022), (7, 95550730), (10, 66885511), (11, 60805010), (14, 47775365), (22, 30402505), (35, 19110146), (43, 15554770), (55, 12161002), (70, 9555073), (77, 8686430), (86, 7777385), (110, 6080501), (154, 4343215), (215, 3110954), (301, 2222110), (385, 1737286), (430, 1555477), (473, 1414070), (602, 1111055), (770, 868643), (946, 707035), (1505, 444422), (2365, 282814), (3010, 222211), (3311, 202010), (4730, 141407), (6622, 101005), (16555, 40402), (20201, 33110)]