22441580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{1021}}^1$

素因数の和:1194

約数の個数: 48

約数和(自身を含む): 54255936

約数和(自身を除く): 31814356

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 157, 314, 628, 785, 1021, 1099, 1570, 2042, 2198, 3140, 4084, 4396, 5105, 5495, 7147, 10210, 10990, 14294, 20420, 21980, 28588, 35735, 71470, 142940, 160297, 320594, 641188, 801485, 1122079, 1602970, 2244158, 3205940, 4488316, 5610395, 11220790, 22441580]

約数ペア:

[(1, 22441580), (2, 11220790), (4, 5610395), (5, 4488316), (7, 3205940), (10, 2244158), (14, 1602970), (20, 1122079), (28, 801485), (35, 641188), (70, 320594), (140, 160297), (157, 142940), (314, 71470), (628, 35735), (785, 28588), (1021, 21980), (1099, 20420), (1570, 14294), (2042, 10990), (2198, 10210), (3140, 7147), (4084, 5495), (4396, 5105)]