306261890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{253109}}^1$

素因数の和:253138

約数の個数: 24

約数和(自身を含む): 605945340

約数和(自身を除く): 299683450

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210, 253109, 506218, 1265545, 2531090, 2784199, 5568398, 13920995, 27841990, 30626189, 61252378, 153130945, 306261890]

約数ペア:

[(1, 306261890), (2, 153130945), (5, 61252378), (10, 30626189), (11, 27841990), (22, 13920995), (55, 5568398), (110, 2784199), (121, 2531090), (242, 1265545), (605, 506218), (1210, 253109)]