398453330

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{124907}}^1$

素因数の和:124954

約数の個数: 32

約数和(自身を含む): 809403840

約数和(自身を除く): 410950510

約数列:

[1, 2, 5, 10, 11, 22, 29, 55, 58, 110, 145, 290, 319, 638, 1595, 3190, 124907, 249814, 624535, 1249070, 1373977, 2747954, 3622303, 6869885, 7244606, 13739770, 18111515, 36223030, 39845333, 79690666, 199226665, 398453330]

約数ペア:

[(1, 398453330), (2, 199226665), (5, 79690666), (10, 39845333), (11, 36223030), (22, 18111515), (29, 13739770), (55, 7244606), (58, 6869885), (110, 3622303), (145, 2747954), (290, 1373977), (319, 1249070), (638, 624535), (1595, 249814), (3190, 124907)]