2006157320

素因数分解:

$2^3\times 5^1\times {\mathrm{4021}}^1\times {\mathrm{12473}}^1$

素因数の和:16505

約数の個数: 32

約数和(自身を含む): 4515338520

約数和(自身を除く): 2509181200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4021, 8042, 12473, 16084, 20105, 24946, 32168, 40210, 49892, 62365, 80420, 99784, 124730, 160840, 249460, 498920, 50153933, 100307866, 200615732, 250769665, 401231464, 501539330, 1003078660, 2006157320]

約数ペア:

[(1, 2006157320), (2, 1003078660), (4, 501539330), (5, 401231464), (8, 250769665), (10, 200615732), (20, 100307866), (40, 50153933), (4021, 498920), (8042, 249460), (12473, 160840), (16084, 124730), (20105, 99784), (24946, 80420), (32168, 62365), (40210, 49892)]