20462191540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{3931}}^1\times {\mathrm{37181}}^1$

素因数の和:41128

約数の個数: 48

約数和(自身を含む): 49123073664

約数和(自身を除く): 28660882124

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 3931, 7862, 15724, 19655, 27517, 37181, 39310, 55034, 74362, 78620, 110068, 137585, 148724, 185905, 260267, 275170, 371810, 520534, 550340, 743620, 1041068, 1301335, 2602670, 5205340, 146158511, 292317022, 584634044, 730792555, 1023109577, 1461585110, 2046219154, 2923170220, 4092438308, 5115547885, 10231095770, 20462191540]

約数ペア:

[(1, 20462191540), (2, 10231095770), (4, 5115547885), (5, 4092438308), (7, 2923170220), (10, 2046219154), (14, 1461585110), (20, 1023109577), (28, 730792555), (35, 584634044), (70, 292317022), (140, 146158511), (3931, 5205340), (7862, 2602670), (15724, 1301335), (19655, 1041068), (27517, 743620), (37181, 550340), (39310, 520534), (55034, 371810), (74362, 275170), (78620, 260267), (110068, 185905), (137585, 148724)]