242500520

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{56659}}^1$

素因数の和:56777

約数の個数: 32

約数和(自身を含む): 550735200

約数和(自身を除く): 308234680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 214, 428, 535, 856, 1070, 2140, 4280, 56659, 113318, 226636, 283295, 453272, 566590, 1133180, 2266360, 6062513, 12125026, 24250052, 30312565, 48500104, 60625130, 121250260, 242500520]

約数ペア:

[(1, 242500520), (2, 121250260), (4, 60625130), (5, 48500104), (8, 30312565), (10, 24250052), (20, 12125026), (40, 6062513), (107, 2266360), (214, 1133180), (428, 566590), (535, 453272), (856, 283295), (1070, 226636), (2140, 113318), (4280, 56659)]