542800520

素因数分解:

$2^3\times 5^1\times {\mathrm{13570013}}^1$

素因数の和:13570024

約数の個数: 16

約数和(自身を含む): 1221301260

約数和(自身を除く): 678500740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 13570013, 27140026, 54280052, 67850065, 108560104, 135700130, 271400260, 542800520]

約数ペア:

[(1, 542800520), (2, 271400260), (4, 135700130), (5, 108560104), (8, 67850065), (10, 54280052), (20, 27140026), (40, 13570013)]