664366010

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{123259}}^1$

素因数の和:123291

約数の個数: 48

約数和(自身を含む): 1517577120

約数和(自身を除く): 853211110

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 49, 55, 70, 77, 98, 110, 154, 245, 385, 490, 539, 770, 1078, 2695, 5390, 123259, 246518, 616295, 862813, 1232590, 1355849, 1725626, 2711698, 4314065, 6039691, 6779245, 8628130, 9490943, 12079382, 13558490, 18981886, 30198455, 47454715, 60396910, 66436601, 94909430, 132873202, 332183005, 664366010]

約数ペア:

[(1, 664366010), (2, 332183005), (5, 132873202), (7, 94909430), (10, 66436601), (11, 60396910), (14, 47454715), (22, 30198455), (35, 18981886), (49, 13558490), (55, 12079382), (70, 9490943), (77, 8628130), (98, 6779245), (110, 6039691), (154, 4314065), (245, 2711698), (385, 1725626), (490, 1355849), (539, 1232590), (770, 862813), (1078, 616295), (2695, 246518), (5390, 123259)]