5509990

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{151}}^1$

素因数の和:288

約数の個数: 32

約数和(自身を含む): 10342080

約数和(自身を除く): 4832090

約数列:

[1, 2, 5, 10, 41, 82, 89, 151, 178, 205, 302, 410, 445, 755, 890, 1510, 3649, 6191, 7298, 12382, 13439, 18245, 26878, 30955, 36490, 61910, 67195, 134390, 550999, 1101998, 2754995, 5509990]

約数ペア:

[(1, 5509990), (2, 2754995), (5, 1101998), (10, 550999), (41, 134390), (82, 67195), (89, 61910), (151, 36490), (178, 30955), (205, 26878), (302, 18245), (410, 13439), (445, 12382), (755, 7298), (890, 6191), (1510, 3649)]