102492020

素因数分解:

$2^2\times 5^1\times {\mathrm{1277}}^1\times {\mathrm{4013}}^1$

素因数の和:5299

約数の個数: 24

約数和(自身を含む): 215455464

約数和(自身を除く): 112963444

約数列:

[1, 2, 4, 5, 10, 20, 1277, 2554, 4013, 5108, 6385, 8026, 12770, 16052, 20065, 25540, 40130, 80260, 5124601, 10249202, 20498404, 25623005, 51246010, 102492020]

約数ペア:

[(1, 102492020), (2, 51246010), (4, 25623005), (5, 20498404), (10, 10249202), (20, 5124601), (1277, 80260), (2554, 40130), (4013, 25540), (5108, 20065), (6385, 16052), (8026, 12770)]