1900559045

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{367}}^1\times {\mathrm{13451}}^1$

素因数の和:13841

約数の個数: 32

約数和(自身を含む): 2851393536

約数和(自身を除く): 950834491

約数列:

[1, 5, 7, 11, 35, 55, 77, 367, 385, 1835, 2569, 4037, 12845, 13451, 20185, 28259, 67255, 94157, 141295, 147961, 470785, 739805, 1035727, 4936517, 5178635, 24682585, 34555619, 54301687, 172778095, 271508435, 380111809, 1900559045]

約数ペア:

[(1, 1900559045), (5, 380111809), (7, 271508435), (11, 172778095), (35, 54301687), (55, 34555619), (77, 24682585), (367, 5178635), (385, 4936517), (1835, 1035727), (2569, 739805), (4037, 470785), (12845, 147961), (13451, 141295), (20185, 94157), (28259, 67255)]