31821860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{227299}}^1$

素因数の和:227315

約数の個数: 24

約数和(自身を含む): 76372800

約数和(自身を除く): 44550940

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 227299, 454598, 909196, 1136495, 1591093, 2272990, 3182186, 4545980, 6364372, 7955465, 15910930, 31821860]

約数ペア:

[(1, 31821860), (2, 15910930), (4, 7955465), (5, 6364372), (7, 4545980), (10, 3182186), (14, 2272990), (20, 1591093), (28, 1136495), (35, 909196), (70, 454598), (140, 227299)]