42147820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{14737}}^1$

素因数の和:14770

約数の個数: 48

約数和(自身を含む): 103991328

約数和(自身を除く): 61843508

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 14737, 29474, 58948, 73685, 147370, 162107, 191581, 294740, 324214, 383162, 648428, 766324, 810535, 957905, 1621070, 1915810, 2107391, 3242140, 3831620, 4214782, 8429564, 10536955, 21073910, 42147820]

約数ペア:

[(1, 42147820), (2, 21073910), (4, 10536955), (5, 8429564), (10, 4214782), (11, 3831620), (13, 3242140), (20, 2107391), (22, 1915810), (26, 1621070), (44, 957905), (52, 810535), (55, 766324), (65, 648428), (110, 383162), (130, 324214), (143, 294740), (220, 191581), (260, 162107), (286, 147370), (572, 73685), (715, 58948), (1430, 29474), (2860, 14737)]