56445140

素因数分解:

$2^2\times 5^1\times {\mathrm{521}}^1\times {\mathrm{5417}}^1$

素因数の和:5947

約数の個数: 24

約数和(自身を含む): 118784232

約数和(自身を除く): 62339092

約数列:

[1, 2, 4, 5, 10, 20, 521, 1042, 2084, 2605, 5210, 5417, 10420, 10834, 21668, 27085, 54170, 108340, 2822257, 5644514, 11289028, 14111285, 28222570, 56445140]

約数ペア:

[(1, 56445140), (2, 28222570), (4, 14111285), (5, 11289028), (10, 5644514), (20, 2822257), (521, 108340), (1042, 54170), (2084, 27085), (2605, 21668), (5210, 10834), (5417, 10420)]