40332880

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{10289}}^1$

素因数の和:10316

約数の個数: 60

約数和(自身を含む): 109094580

約数和(自身を除く): 68761700

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 10289, 20578, 41156, 51445, 72023, 82312, 102890, 144046, 164624, 205780, 288092, 360115, 411560, 504161, 576184, 720230, 823120, 1008322, 1152368, 1440460, 2016644, 2520805, 2880920, 4033288, 5041610, 5761840, 8066576, 10083220, 20166440, 40332880]

約数ペア:

[(1, 40332880), (2, 20166440), (4, 10083220), (5, 8066576), (7, 5761840), (8, 5041610), (10, 4033288), (14, 2880920), (16, 2520805), (20, 2016644), (28, 1440460), (35, 1152368), (40, 1008322), (49, 823120), (56, 720230), (70, 576184), (80, 504161), (98, 411560), (112, 360115), (140, 288092), (196, 205780), (245, 164624), (280, 144046), (392, 102890), (490, 82312), (560, 72023), (784, 51445), (980, 41156), (1960, 20578), (3920, 10289)]