39774400520

素因数分解:

$2^3\times 5^1\times {\mathrm{853}}^1\times {\mathrm{1165721}}^1$

素因数の和:1166585

約数の個数: 32

約数和(自身を含む): 89597392920

約数和(自身を除く): 49822992400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 853, 1706, 3412, 4265, 6824, 8530, 17060, 34120, 1165721, 2331442, 4662884, 5828605, 9325768, 11657210, 23314420, 46628840, 994360013, 1988720026, 3977440052, 4971800065, 7954880104, 9943600130, 19887200260, 39774400520]

約数ペア:

[(1, 39774400520), (2, 19887200260), (4, 9943600130), (5, 7954880104), (8, 4971800065), (10, 3977440052), (20, 1988720026), (40, 994360013), (853, 46628840), (1706, 23314420), (3412, 11657210), (4265, 9325768), (6824, 5828605), (8530, 4662884), (17060, 2331442), (34120, 1165721)]