40621480

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{9491}}^1$

素因数の和:9609

約数の個数: 32

約数和(自身を含む): 92262240

約数和(自身を除く): 51640760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 214, 428, 535, 856, 1070, 2140, 4280, 9491, 18982, 37964, 47455, 75928, 94910, 189820, 379640, 1015537, 2031074, 4062148, 5077685, 8124296, 10155370, 20310740, 40621480]

約数ペア:

[(1, 40621480), (2, 20310740), (4, 10155370), (5, 8124296), (8, 5077685), (10, 4062148), (20, 2031074), (40, 1015537), (107, 379640), (214, 189820), (428, 94910), (535, 75928), (856, 47455), (1070, 37964), (2140, 18982), (4280, 9491)]