90641860

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{122489}}^1$

素因数の和:122535

約数の個数: 24

約数和(自身を含む): 195494040

約数和(自身を除く): 104852180

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 122489, 244978, 489956, 612445, 1224890, 2449780, 4532093, 9064186, 18128372, 22660465, 45320930, 90641860]

約数ペア:

[(1, 90641860), (2, 45320930), (4, 22660465), (5, 18128372), (10, 9064186), (20, 4532093), (37, 2449780), (74, 1224890), (148, 612445), (185, 489956), (370, 244978), (740, 122489)]