55453880

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{22727}}^1$

素因数の和:22799

約数の個数: 32

約数和(自身を含む): 126822240

約数和(自身を除く): 71368360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 22727, 45454, 90908, 113635, 181816, 227270, 454540, 909080, 1386347, 2772694, 5545388, 6931735, 11090776, 13863470, 27726940, 55453880]

約数ペア:

[(1, 55453880), (2, 27726940), (4, 13863470), (5, 11090776), (8, 6931735), (10, 5545388), (20, 2772694), (40, 1386347), (61, 909080), (122, 454540), (244, 227270), (305, 181816), (488, 113635), (610, 90908), (1220, 45454), (2440, 22727)]