222744740

素因数分解:

$2^2\times 5^1\times {\mathrm{1669}}^1\times {\mathrm{6673}}^1$

素因数の和:8351

約数の個数: 24

約数和(自身を含む): 468114360

約数和(自身を除く): 245369620

約数列:

[1, 2, 4, 5, 10, 20, 1669, 3338, 6673, 6676, 8345, 13346, 16690, 26692, 33365, 33380, 66730, 133460, 11137237, 22274474, 44548948, 55686185, 111372370, 222744740]

約数ペア:

[(1, 222744740), (2, 111372370), (4, 55686185), (5, 44548948), (10, 22274474), (20, 11137237), (1669, 133460), (3338, 66730), (6673, 33380), (6676, 33365), (8345, 26692), (13346, 16690)]