4497990

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{21419}}^1$

素因数の和:21436

約数の個数: 32

約数和(自身を含む): 12337920

約数和(自身を除く): 7839930

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 21419, 42838, 64257, 107095, 128514, 149933, 214190, 299866, 321285, 449799, 642570, 749665, 899598, 1499330, 2248995, 4497990]

約数ペア:

[(1, 4497990), (2, 2248995), (3, 1499330), (5, 899598), (6, 749665), (7, 642570), (10, 449799), (14, 321285), (15, 299866), (21, 214190), (30, 149933), (35, 128514), (42, 107095), (70, 64257), (105, 42838), (210, 21419)]