2779065.00000000

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{2069}}^1$

素因数の和:2238

約数の個数: 48

約数和(自身を含む): 54946080

約数和(自身を除く): 35456100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 157, 314, 471, 628, 785, 942, 1570, 1884, 2069, 2355, 3140, 4138, 4710, 6207, 8276, 9420, 10345, 12414, 20690, 24828, 31035, 41380, 62070, 124140, 324833, 649666, 974499, 1299332, 1624165, 1948998, 3248330, 3897996, 4872495, 6496660, 9744990, 19489980]

約数ペア:

[(1, 19489980), (2, 9744990), (3, 6496660), (4, 4872495), (5, 3897996), (6, 3248330), (10, 1948998), (12, 1624165), (15, 1299332), (20, 974499), (30, 649666), (60, 324833), (157, 124140), (314, 62070), (471, 41380), (628, 31035), (785, 24828), (942, 20690), (1570, 12414), (1884, 10345), (2069, 9420), (2355, 8276), (3140, 6207), (4138, 4710)]