42451420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{192961}}^1$

素因数の和:192981

約数の個数: 24

約数和(自身を含む): 97252848

約数和(自身を除く): 54801428

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 192961, 385922, 771844, 964805, 1929610, 2122571, 3859220, 4245142, 8490284, 10612855, 21225710, 42451420]

約数ペア:

[(1, 42451420), (2, 21225710), (4, 10612855), (5, 8490284), (10, 4245142), (11, 3859220), (20, 2122571), (22, 1929610), (44, 964805), (55, 771844), (110, 385922), (220, 192961)]