27939010

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{499}}^1\times {\mathrm{509}}^1$

素因数の和:1026

約数の個数: 32

約数和(自身を含む): 55080000

約数和(自身を除く): 27140990

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 499, 509, 998, 1018, 2495, 2545, 4990, 5090, 5489, 5599, 10978, 11198, 27445, 27995, 54890, 55990, 253991, 507982, 1269955, 2539910, 2793901, 5587802, 13969505, 27939010]

約数ペア:

[(1, 27939010), (2, 13969505), (5, 5587802), (10, 2793901), (11, 2539910), (22, 1269955), (55, 507982), (110, 253991), (499, 55990), (509, 54890), (998, 27995), (1018, 27445), (2495, 11198), (2545, 10978), (4990, 5599), (5090, 5489)]