39396040

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{31771}}^1$

素因数の和:31813

約数の個数: 32

約数和(自身を含む): 91503360

約数和(自身を除く): 52107320

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 31771, 63542, 127084, 158855, 254168, 317710, 635420, 984901, 1270840, 1969802, 3939604, 4924505, 7879208, 9849010, 19698020, 39396040]

約数ペア:

[(1, 39396040), (2, 19698020), (4, 9849010), (5, 7879208), (8, 4924505), (10, 3939604), (20, 1969802), (31, 1270840), (40, 984901), (62, 635420), (124, 317710), (155, 254168), (248, 158855), (310, 127084), (620, 63542), (1240, 31771)]