201825860

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{181}}^1\times {\mathrm{439}}^1$

素因数の和:756

約数の個数: 48

約数和(自身を含む): 430510080

約数和(自身を除く): 228684220

約数列:

[1, 2, 4, 5, 10, 20, 127, 181, 254, 362, 439, 508, 635, 724, 878, 905, 1270, 1756, 1810, 2195, 2540, 3620, 4390, 8780, 22987, 45974, 55753, 79459, 91948, 111506, 114935, 158918, 223012, 229870, 278765, 317836, 397295, 459740, 557530, 794590, 1115060, 1589180, 10091293, 20182586, 40365172, 50456465, 100912930, 201825860]

約数ペア:

[(1, 201825860), (2, 100912930), (4, 50456465), (5, 40365172), (10, 20182586), (20, 10091293), (127, 1589180), (181, 1115060), (254, 794590), (362, 557530), (439, 459740), (508, 397295), (635, 317836), (724, 278765), (878, 229870), (905, 223012), (1270, 158918), (1756, 114935), (1810, 111506), (2195, 91948), (2540, 79459), (3620, 55753), (4390, 45974), (8780, 22987)]