340649980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1548409}}^1$

素因数の和:1548429

約数の個数: 24

約数和(自身を含む): 780398640

約数和(自身を除く): 439748660

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 1548409, 3096818, 6193636, 7742045, 15484090, 17032499, 30968180, 34064998, 68129996, 85162495, 170324990, 340649980]

約数ペア:

[(1, 340649980), (2, 170324990), (4, 85162495), (5, 68129996), (10, 34064998), (11, 30968180), (20, 17032499), (22, 15484090), (44, 7742045), (55, 6193636), (110, 3096818), (220, 1548409)]