2748367020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{6543731}}^1$

素因数の和:6543750

約数の個数: 48

約数和(自身を含む): 8794775808

約数和(自身を除く): 6046408788

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, 6543731, 13087462, 19631193, 26174924, 32718655, 39262386, 45806117, 65437310, 78524772, 91612234, 98155965, 130874620, 137418351, 183224468, 196311930, 229030585, 274836702, 392623860, 458061170, 549673404, 687091755, 916122340, 1374183510, 2748367020]

約数ペア:

[(1, 2748367020), (2, 1374183510), (3, 916122340), (4, 687091755), (5, 549673404), (6, 458061170), (7, 392623860), (10, 274836702), (12, 229030585), (14, 196311930), (15, 183224468), (20, 137418351), (21, 130874620), (28, 98155965), (30, 91612234), (35, 78524772), (42, 65437310), (60, 45806117), (70, 39262386), (84, 32718655), (105, 26174924), (140, 19631193), (210, 13087462), (420, 6543731)]