2019684590

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{70891}}^1$

素因数の和:70953

約数の個数: 64

約数和(自身を含む): 4655052288

約数和(自身を除く): 2635367698

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 37, 55, 70, 74, 77, 110, 154, 185, 259, 370, 385, 407, 518, 770, 814, 1295, 2035, 2590, 2849, 4070, 5698, 14245, 28490, 70891, 141782, 354455, 496237, 708910, 779801, 992474, 1559602, 2481185, 2622967, 3899005, 4962370, 5245934, 5458607, 7798010, 10917214, 13114835, 18360769, 26229670, 27293035, 28852637, 36721538, 54586070, 57705274, 91803845, 144263185, 183607690, 201968459, 288526370, 403936918, 1009842295, 2019684590]

約数ペア:

[(1, 2019684590), (2, 1009842295), (5, 403936918), (7, 288526370), (10, 201968459), (11, 183607690), (14, 144263185), (22, 91803845), (35, 57705274), (37, 54586070), (55, 36721538), (70, 28852637), (74, 27293035), (77, 26229670), (110, 18360769), (154, 13114835), (185, 10917214), (259, 7798010), (370, 5458607), (385, 5245934), (407, 4962370), (518, 3899005), (770, 2622967), (814, 2481185), (1295, 1559602), (2035, 992474), (2590, 779801), (2849, 708910), (4070, 496237), (5698, 354455), (14245, 141782), (28490, 70891)]