55065140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{211789}}^1$

素因数の和:211811

約数の個数: 24

約数和(自身を含む): 124532520

約数和(自身を除く): 69467380

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 211789, 423578, 847156, 1058945, 2117890, 2753257, 4235780, 5506514, 11013028, 13766285, 27532570, 55065140]

約数ペア:

[(1, 55065140), (2, 27532570), (4, 13766285), (5, 11013028), (10, 5506514), (13, 4235780), (20, 2753257), (26, 2117890), (52, 1058945), (65, 847156), (130, 423578), (260, 211789)]