40621280

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{36269}}^1$

素因数の和:36291

約数の個数: 48

約数和(自身を含む): 109680480

約数和(自身を除く): 69059200

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, 36269, 72538, 145076, 181345, 253883, 290152, 362690, 507766, 580304, 725380, 1015532, 1160608, 1269415, 1450760, 2031064, 2538830, 2901520, 4062128, 5077660, 5803040, 8124256, 10155320, 20310640, 40621280]

約数ペア:

[(1, 40621280), (2, 20310640), (4, 10155320), (5, 8124256), (7, 5803040), (8, 5077660), (10, 4062128), (14, 2901520), (16, 2538830), (20, 2031064), (28, 1450760), (32, 1269415), (35, 1160608), (40, 1015532), (56, 725380), (70, 580304), (80, 507766), (112, 362690), (140, 290152), (160, 253883), (224, 181345), (280, 145076), (560, 72538), (1120, 36269)]