1245681040

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^2\times {\mathrm{43133}}^1$

素因数の和:43184

約数の個数: 60

約数和(自身を含む): 3056734044

約数和(自身を除く): 1811053004

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 361, 380, 722, 760, 1444, 1520, 1805, 2888, 3610, 5776, 7220, 14440, 28880, 43133, 86266, 172532, 215665, 345064, 431330, 690128, 819527, 862660, 1639054, 1725320, 3278108, 3450640, 4097635, 6556216, 8195270, 13112432, 15571013, 16390540, 31142026, 32781080, 62284052, 65562160, 77855065, 124568104, 155710130, 249136208, 311420260, 622840520, 1245681040]

約数ペア:

[(1, 1245681040), (2, 622840520), (4, 311420260), (5, 249136208), (8, 155710130), (10, 124568104), (16, 77855065), (19, 65562160), (20, 62284052), (38, 32781080), (40, 31142026), (76, 16390540), (80, 15571013), (95, 13112432), (152, 8195270), (190, 6556216), (304, 4097635), (361, 3450640), (380, 3278108), (722, 1725320), (760, 1639054), (1444, 862660), (1520, 819527), (1805, 690128), (2888, 431330), (3610, 345064), (5776, 215665), (7220, 172532), (14440, 86266), (28880, 43133)]