2817880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{5419}}^1$

素因数の和:5443

約数の個数: 32

約数和(自身を含む): 6829200

約数和(自身を除く): 4011320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 5419, 10838, 21676, 27095, 43352, 54190, 70447, 108380, 140894, 216760, 281788, 352235, 563576, 704470, 1408940, 2817880]

約数ペア:

[(1, 2817880), (2, 1408940), (4, 704470), (5, 563576), (8, 352235), (10, 281788), (13, 216760), (20, 140894), (26, 108380), (40, 70447), (52, 54190), (65, 43352), (104, 27095), (130, 21676), (260, 10838), (520, 5419)]