8995980

素因数分解:

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

素因数の和:21438

約数の個数: 48

約数和(自身を含む): 28788480

約数和(自身を除く): 19792500

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 21419, 42838, 64257, 85676, 107095, 128514, 149933, 214190, 257028, 299866, 321285, 428380, 449799, 599732, 642570, 749665, 899598, 1285140, 1499330, 1799196, 2248995, 2998660, 4497990, 8995980]

約数ペア:

[(1, 8995980), (2, 4497990), (3, 2998660), (4, 2248995), (5, 1799196), (6, 1499330), (7, 1285140), (10, 899598), (12, 749665), (14, 642570), (15, 599732), (20, 449799), (21, 428380), (28, 321285), (30, 299866), (35, 257028), (42, 214190), (60, 149933), (70, 128514), (84, 107095), (105, 85676), (140, 64257), (210, 42838), (420, 21419)]