221800480

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{126023}}^1$

素因数の和:126049

約数の個数: 48

約数和(自身を含む): 571644864

約数和(自身を除く): 349844384

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 126023, 252046, 504092, 630115, 1008184, 1260230, 1386253, 2016368, 2520460, 2772506, 4032736, 5040920, 5545012, 6931265, 10081840, 11090024, 13862530, 20163680, 22180048, 27725060, 44360096, 55450120, 110900240, 221800480]

約数ペア:

[(1, 221800480), (2, 110900240), (4, 55450120), (5, 44360096), (8, 27725060), (10, 22180048), (11, 20163680), (16, 13862530), (20, 11090024), (22, 10081840), (32, 6931265), (40, 5545012), (44, 5040920), (55, 4032736), (80, 2772506), (88, 2520460), (110, 2016368), (160, 1386253), (176, 1260230), (220, 1008184), (352, 630115), (440, 504092), (880, 252046), (1760, 126023)]