55855640

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{26347}}^1$

素因数の和:26411

約数の個数: 32

約数和(自身を含む): 128051280

約数和(自身を除く): 72195640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 26347, 52694, 105388, 131735, 210776, 263470, 526940, 1053880, 1396391, 2792782, 5585564, 6981955, 11171128, 13963910, 27927820, 55855640]

約数ペア:

[(1, 55855640), (2, 27927820), (4, 13963910), (5, 11171128), (8, 6981955), (10, 5585564), (20, 2792782), (40, 1396391), (53, 1053880), (106, 526940), (212, 263470), (265, 210776), (424, 131735), (530, 105388), (1060, 52694), (2120, 26347)]