222030260

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{79867}}^1$

素因数の和:80015

約数の個数: 24

約数和(自身を含む): 469623840

約数和(自身を除く): 247593580

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2780, 79867, 159734, 319468, 399335, 798670, 1597340, 11101513, 22203026, 44406052, 55507565, 111015130, 222030260]

約数ペア:

[(1, 222030260), (2, 111015130), (4, 55507565), (5, 44406052), (10, 22203026), (20, 11101513), (139, 1597340), (278, 798670), (556, 399335), (695, 319468), (1390, 159734), (2780, 79867)]