74004020

素因数分解:

$2^2\times 5^1\times {\mathrm{1259}}^1\times {\mathrm{2939}}^1$

素因数の和:4207

約数の個数: 24

約数和(自身を含む): 155584800

約数和(自身を除く): 81580780

約数列:

[1, 2, 4, 5, 10, 20, 1259, 2518, 2939, 5036, 5878, 6295, 11756, 12590, 14695, 25180, 29390, 58780, 3700201, 7400402, 14800804, 18501005, 37002010, 74004020]

約数ペア:

[(1, 74004020), (2, 37002010), (4, 18501005), (5, 14800804), (10, 7400402), (20, 3700201), (1259, 58780), (2518, 29390), (2939, 25180), (5036, 14695), (5878, 12590), (6295, 11756)]