4219820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19181}}^1$

素因数の和:19201

約数の個数: 24

約数和(自身を含む): 9667728

約数和(自身を除く): 5447908

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 19181, 38362, 76724, 95905, 191810, 210991, 383620, 421982, 843964, 1054955, 2109910, 4219820]

約数ペア:

[(1, 4219820), (2, 2109910), (4, 1054955), (5, 843964), (10, 421982), (11, 383620), (20, 210991), (22, 191810), (44, 95905), (55, 76724), (110, 38362), (220, 19181)]