38142860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{272449}}^1$

素因数の和:272465

約数の個数: 24

約数和(自身を含む): 91543200

約数和(自身を除く): 53400340

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 272449, 544898, 1089796, 1362245, 1907143, 2724490, 3814286, 5448980, 7628572, 9535715, 19071430, 38142860]

約数ペア:

[(1, 38142860), (2, 19071430), (4, 9535715), (5, 7628572), (7, 5448980), (10, 3814286), (14, 2724490), (20, 1907143), (28, 1362245), (35, 1089796), (70, 544898), (140, 272449)]