2017120

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{1801}}^1$

素因数の和:1823

約数の個数: 48

約数和(自身を含む): 5449248

約数和(自身を除く): 3432128

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 1801, 3602, 7204, 9005, 12607, 14408, 18010, 25214, 28816, 36020, 50428, 57632, 63035, 72040, 100856, 126070, 144080, 201712, 252140, 288160, 403424, 504280, 1008560, 2017120]

約数ペア:

[(1, 2017120), (2, 1008560), (4, 504280), (5, 403424), (7, 288160), (8, 252140), (10, 201712), (14, 144080), (16, 126070), (20, 100856), (28, 72040), (32, 63035), (35, 57632), (40, 50428), (56, 36020), (70, 28816), (80, 25214), (112, 18010), (140, 14408), (160, 12607), (224, 9005), (280, 7204), (560, 3602), (1120, 1801)]