20168010

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{9743}}^1$

素因数の和:9779

約数の個数: 48

約数和(自身を含む): 54722304

約数和(自身を除く): 34554294

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 30, 45, 46, 69, 90, 115, 138, 207, 230, 345, 414, 690, 1035, 2070, 9743, 19486, 29229, 48715, 58458, 87687, 97430, 146145, 175374, 224089, 292290, 438435, 448178, 672267, 876870, 1120445, 1344534, 2016801, 2240890, 3361335, 4033602, 6722670, 10084005, 20168010]

約数ペア:

[(1, 20168010), (2, 10084005), (3, 6722670), (5, 4033602), (6, 3361335), (9, 2240890), (10, 2016801), (15, 1344534), (18, 1120445), (23, 876870), (30, 672267), (45, 448178), (46, 438435), (69, 292290), (90, 224089), (115, 175374), (138, 146145), (207, 97430), (230, 87687), (345, 58458), (414, 48715), (690, 29229), (1035, 19486), (2070, 9743)]