40490060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{155731}}^1$

素因数の和:155753

約数の個数: 24

約数和(自身を含む): 91570416

約数和(自身を除く): 51080356

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 155731, 311462, 622924, 778655, 1557310, 2024503, 3114620, 4049006, 8098012, 10122515, 20245030, 40490060]

約数ペア:

[(1, 40490060), (2, 20245030), (4, 10122515), (5, 8098012), (10, 4049006), (13, 3114620), (20, 2024503), (26, 1557310), (52, 778655), (65, 622924), (130, 311462), (260, 155731)]