40031030

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{23687}}^1$

素因数の和:23720

約数の個数: 24

約数和(自身を含む): 78028272

約数和(自身を除く): 37997242

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 23687, 47374, 118435, 236870, 307931, 615862, 1539655, 3079310, 4003103, 8006206, 20015515, 40031030]

約数ペア:

[(1, 40031030), (2, 20015515), (5, 8006206), (10, 4003103), (13, 3079310), (26, 1539655), (65, 615862), (130, 307931), (169, 236870), (338, 118435), (845, 47374), (1690, 23687)]