2019955620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{307}}^1\times {\mathrm{109661}}^1$

素因数の和:109980

約数の個数: 48

約数和(自身を含む): 5674350528

約数和(自身を除く): 3654394908

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 307, 614, 921, 1228, 1535, 1842, 3070, 3684, 4605, 6140, 9210, 18420, 109661, 219322, 328983, 438644, 548305, 657966, 1096610, 1315932, 1644915, 2193220, 3289830, 6579660, 33665927, 67331854, 100997781, 134663708, 168329635, 201995562, 336659270, 403991124, 504988905, 673318540, 1009977810, 2019955620]

約数ペア:

[(1, 2019955620), (2, 1009977810), (3, 673318540), (4, 504988905), (5, 403991124), (6, 336659270), (10, 201995562), (12, 168329635), (15, 134663708), (20, 100997781), (30, 67331854), (60, 33665927), (307, 6579660), (614, 3289830), (921, 2193220), (1228, 1644915), (1535, 1315932), (1842, 1096610), (3070, 657966), (3684, 548305), (4605, 438644), (6140, 328983), (9210, 219322), (18420, 109661)]