29977420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{136261}}^1$

素因数の和:136281

約数の個数: 24

約数和(自身を含む): 68676048

約数和(自身を除く): 38698628

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 136261, 272522, 545044, 681305, 1362610, 1498871, 2725220, 2997742, 5995484, 7494355, 14988710, 29977420]

約数ペア:

[(1, 29977420), (2, 14988710), (4, 7494355), (5, 5995484), (10, 2997742), (11, 2725220), (20, 1498871), (22, 1362610), (44, 681305), (55, 545044), (110, 272522), (220, 136261)]