40489120

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{36151}}^1$

素因数の和:36173

約数の個数: 48

約数和(自身を含む): 109323648

約数和(自身を除く): 68834528

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, 36151, 72302, 144604, 180755, 253057, 289208, 361510, 506114, 578416, 723020, 1012228, 1156832, 1265285, 1446040, 2024456, 2530570, 2892080, 4048912, 5061140, 5784160, 8097824, 10122280, 20244560, 40489120]

約数ペア:

[(1, 40489120), (2, 20244560), (4, 10122280), (5, 8097824), (7, 5784160), (8, 5061140), (10, 4048912), (14, 2892080), (16, 2530570), (20, 2024456), (28, 1446040), (32, 1265285), (35, 1156832), (40, 1012228), (56, 723020), (70, 578416), (80, 506114), (112, 361510), (140, 289208), (160, 253057), (224, 180755), (280, 144604), (560, 72302), (1120, 36151)]