22191820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{293}}^1\times {\mathrm{541}}^1$

素因数の和:850

約数の個数: 48

約数和(自身を含む): 53540928

約数和(自身を除く): 31349108

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 293, 541, 586, 1082, 1172, 1465, 2051, 2164, 2705, 2930, 3787, 4102, 5410, 5860, 7574, 8204, 10255, 10820, 15148, 18935, 20510, 37870, 41020, 75740, 158513, 317026, 634052, 792565, 1109591, 1585130, 2219182, 3170260, 4438364, 5547955, 11095910, 22191820]

約数ペア:

[(1, 22191820), (2, 11095910), (4, 5547955), (5, 4438364), (7, 3170260), (10, 2219182), (14, 1585130), (20, 1109591), (28, 792565), (35, 634052), (70, 317026), (140, 158513), (293, 75740), (541, 41020), (586, 37870), (1082, 20510), (1172, 18935), (1465, 15148), (2051, 10820), (2164, 10255), (2705, 8204), (2930, 7574), (3787, 5860), (4102, 5410)]