55808440

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{12347}}^1$

素因数の和:12471

約数の個数: 32

約数和(自身を含む): 126690480

約数和(自身を除く): 70882040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 2260, 4520, 12347, 24694, 49388, 61735, 98776, 123470, 246940, 493880, 1395211, 2790422, 5580844, 6976055, 11161688, 13952110, 27904220, 55808440]

約数ペア:

[(1, 55808440), (2, 27904220), (4, 13952110), (5, 11161688), (8, 6976055), (10, 5580844), (20, 2790422), (40, 1395211), (113, 493880), (226, 246940), (452, 123470), (565, 98776), (904, 61735), (1130, 49388), (2260, 24694), (4520, 12347)]