69020270

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{389}}^1\times {\mathrm{1613}}^1$

素因数の和:2020

約数の個数: 32

約数和(自身を含む): 135963360

約数和(自身を除く): 66943090

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 389, 778, 1613, 1945, 3226, 3890, 4279, 8065, 8558, 16130, 17743, 21395, 35486, 42790, 88715, 177430, 627457, 1254914, 3137285, 6274570, 6902027, 13804054, 34510135, 69020270]

約数ペア:

[(1, 69020270), (2, 34510135), (5, 13804054), (10, 6902027), (11, 6274570), (22, 3137285), (55, 1254914), (110, 627457), (389, 177430), (778, 88715), (1613, 42790), (1945, 35486), (3226, 21395), (3890, 17743), (4279, 16130), (8065, 8558)]