7517540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{271}}^1$

素因数の和:372

約数の個数: 48

約数和(自身を含む): 16907520

約数和(自身を除く): 9389980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 73, 76, 95, 146, 190, 271, 292, 365, 380, 542, 730, 1084, 1355, 1387, 1460, 2710, 2774, 5149, 5420, 5548, 6935, 10298, 13870, 19783, 20596, 25745, 27740, 39566, 51490, 79132, 98915, 102980, 197830, 375877, 395660, 751754, 1503508, 1879385, 3758770, 7517540]

約数ペア:

[(1, 7517540), (2, 3758770), (4, 1879385), (5, 1503508), (10, 751754), (19, 395660), (20, 375877), (38, 197830), (73, 102980), (76, 98915), (95, 79132), (146, 51490), (190, 39566), (271, 27740), (292, 25745), (365, 20596), (380, 19783), (542, 13870), (730, 10298), (1084, 6935), (1355, 5548), (1387, 5420), (1460, 5149), (2710, 2774)]