275400520

素因数分解:

$2^3\times 5^1\times {\mathrm{2087}}^1\times {\mathrm{3299}}^1$

素因数の和:5397

約数の個数: 32

約数和(自身を含む): 620136000

約数和(自身を除く): 344735480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2087, 3299, 4174, 6598, 8348, 10435, 13196, 16495, 16696, 20870, 26392, 32990, 41740, 65980, 83480, 131960, 6885013, 13770026, 27540052, 34425065, 55080104, 68850130, 137700260, 275400520]

約数ペア:

[(1, 275400520), (2, 137700260), (4, 68850130), (5, 55080104), (8, 34425065), (10, 27540052), (20, 13770026), (40, 6885013), (2087, 131960), (3299, 83480), (4174, 65980), (6598, 41740), (8348, 32990), (10435, 26392), (13196, 20870), (16495, 16696)]