39912860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{153511}}^1$

素因数の和:153533

約数の個数: 24

約数和(自身を含む): 90265056

約数和(自身を除く): 50352196

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 153511, 307022, 614044, 767555, 1535110, 1995643, 3070220, 3991286, 7982572, 9978215, 19956430, 39912860]

約数ペア:

[(1, 39912860), (2, 19956430), (4, 9978215), (5, 7982572), (10, 3991286), (13, 3070220), (20, 1995643), (26, 1535110), (52, 767555), (65, 614044), (130, 307022), (260, 153511)]