2197020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{5231}}^1$

素因数の和:5250

約数の個数: 48

約数和(自身を含む): 7031808

約数和(自身を除く): 4834788

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, 5231, 10462, 15693, 20924, 26155, 31386, 36617, 52310, 62772, 73234, 78465, 104620, 109851, 146468, 156930, 183085, 219702, 313860, 366170, 439404, 549255, 732340, 1098510, 2197020]

約数ペア:

[(1, 2197020), (2, 1098510), (3, 732340), (4, 549255), (5, 439404), (6, 366170), (7, 313860), (10, 219702), (12, 183085), (14, 156930), (15, 146468), (20, 109851), (21, 104620), (28, 78465), (30, 73234), (35, 62772), (42, 52310), (60, 36617), (70, 31386), (84, 26155), (105, 20924), (140, 15693), (210, 10462), (420, 5231)]