2007206540

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{619}}^1\times {\mathrm{2221}}^1$

素因数の和:2922

約数の個数: 48

約数和(自身を含む): 4281705120

約数和(自身を除く): 2274498580

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 619, 730, 1238, 1460, 2221, 2476, 3095, 4442, 6190, 8884, 11105, 12380, 22210, 44420, 45187, 90374, 162133, 180748, 225935, 324266, 451870, 648532, 810665, 903740, 1374799, 1621330, 2749598, 3242660, 5499196, 6873995, 13747990, 27495980, 100360327, 200720654, 401441308, 501801635, 1003603270, 2007206540]

約数ペア:

[(1, 2007206540), (2, 1003603270), (4, 501801635), (5, 401441308), (10, 200720654), (20, 100360327), (73, 27495980), (146, 13747990), (292, 6873995), (365, 5499196), (619, 3242660), (730, 2749598), (1238, 1621330), (1460, 1374799), (2221, 903740), (2476, 810665), (3095, 648532), (4442, 451870), (6190, 324266), (8884, 225935), (11105, 180748), (12380, 162133), (22210, 90374), (44420, 45187)]