55820840

素因数分解:

$2^3\times 5^1\times {\mathrm{239}}^1\times {\mathrm{5839}}^1$

素因数の和:6089

約数の個数: 32

約数和(自身を含む): 126144000

約数和(自身を除く): 70323160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 239, 478, 956, 1195, 1912, 2390, 4780, 5839, 9560, 11678, 23356, 29195, 46712, 58390, 116780, 233560, 1395521, 2791042, 5582084, 6977605, 11164168, 13955210, 27910420, 55820840]

約数ペア:

[(1, 55820840), (2, 27910420), (4, 13955210), (5, 11164168), (8, 6977605), (10, 5582084), (20, 2791042), (40, 1395521), (239, 233560), (478, 116780), (956, 58390), (1195, 46712), (1912, 29195), (2390, 23356), (4780, 11678), (5839, 9560)]