20255290

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{3121}}^1$

素因数の和:3198

約数の個数: 32

約数和(自身を含む): 40461120

約数和(自身を除く): 20205830

約数列:

[1, 2, 5, 10, 11, 22, 55, 59, 110, 118, 295, 590, 649, 1298, 3121, 3245, 6242, 6490, 15605, 31210, 34331, 68662, 171655, 184139, 343310, 368278, 920695, 1841390, 2025529, 4051058, 10127645, 20255290]

約数ペア:

[(1, 20255290), (2, 10127645), (5, 4051058), (10, 2025529), (11, 1841390), (22, 920695), (55, 368278), (59, 343310), (110, 184139), (118, 171655), (295, 68662), (590, 34331), (649, 31210), (1298, 15605), (3121, 6490), (3245, 6242)]