813722020

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{11047}}^1$

素因数の和:11212

約数の個数: 48

約数和(自身を含む): 1781821440

約数和(自身を除く): 968099420

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 127, 145, 254, 290, 508, 580, 635, 1270, 2540, 3683, 7366, 11047, 14732, 18415, 22094, 36830, 44188, 55235, 73660, 110470, 220940, 320363, 640726, 1281452, 1402969, 1601815, 2805938, 3203630, 5611876, 6407260, 7014845, 14029690, 28059380, 40686101, 81372202, 162744404, 203430505, 406861010, 813722020]

約数ペア:

[(1, 813722020), (2, 406861010), (4, 203430505), (5, 162744404), (10, 81372202), (20, 40686101), (29, 28059380), (58, 14029690), (116, 7014845), (127, 6407260), (145, 5611876), (254, 3203630), (290, 2805938), (508, 1601815), (580, 1402969), (635, 1281452), (1270, 640726), (2540, 320363), (3683, 220940), (7366, 110470), (11047, 73660), (14732, 55235), (18415, 44188), (22094, 36830)]