5654990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{509}}^1$

素因数の和:628

約数の個数: 32

約数和(自身を含む): 11236320

約数和(自身を除く): 5581330

約数列:

[1, 2, 5, 10, 11, 22, 55, 101, 110, 202, 505, 509, 1010, 1018, 1111, 2222, 2545, 5090, 5555, 5599, 11110, 11198, 27995, 51409, 55990, 102818, 257045, 514090, 565499, 1130998, 2827495, 5654990]

約数ペア:

[(1, 5654990), (2, 2827495), (5, 1130998), (10, 565499), (11, 514090), (22, 257045), (55, 102818), (101, 55990), (110, 51409), (202, 27995), (505, 11198), (509, 11110), (1010, 5599), (1018, 5555), (1111, 5090), (2222, 2545)]