201201020

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{127}}^1\times {\mathrm{701}}^1$

素因数の和:950

約数の個数: 48

約数和(自身を含む): 430230528

約数和(自身を除く): 229029508

約数列:

[1, 2, 4, 5, 10, 20, 113, 127, 226, 254, 452, 508, 565, 635, 701, 1130, 1270, 1402, 2260, 2540, 2804, 3505, 7010, 14020, 14351, 28702, 57404, 71755, 79213, 89027, 143510, 158426, 178054, 287020, 316852, 356108, 396065, 445135, 792130, 890270, 1584260, 1780540, 10060051, 20120102, 40240204, 50300255, 100600510, 201201020]

約数ペア:

[(1, 201201020), (2, 100600510), (4, 50300255), (5, 40240204), (10, 20120102), (20, 10060051), (113, 1780540), (127, 1584260), (226, 890270), (254, 792130), (452, 445135), (508, 396065), (565, 356108), (635, 316852), (701, 287020), (1130, 178054), (1270, 158426), (1402, 143510), (2260, 89027), (2540, 79213), (2804, 71755), (3505, 57404), (7010, 28702), (14020, 14351)]