986388610

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{769}}^1$

素因数の和:995

約数の個数: 64

約数和(自身を含む): 1927094400

約数和(自身を除く): 940705790

約数列:

[1, 2, 5, 10, 19, 38, 43, 86, 95, 157, 190, 215, 314, 430, 769, 785, 817, 1538, 1570, 1634, 2983, 3845, 4085, 5966, 6751, 7690, 8170, 13502, 14611, 14915, 29222, 29830, 33067, 33755, 66134, 67510, 73055, 120733, 128269, 146110, 165335, 241466, 256538, 330670, 603665, 628273, 641345, 1207330, 1256546, 1282690, 2293927, 3141365, 4587854, 5191519, 6282730, 10383038, 11469635, 22939270, 25957595, 51915190, 98638861, 197277722, 493194305, 986388610]

約数ペア:

[(1, 986388610), (2, 493194305), (5, 197277722), (10, 98638861), (19, 51915190), (38, 25957595), (43, 22939270), (86, 11469635), (95, 10383038), (157, 6282730), (190, 5191519), (215, 4587854), (314, 3141365), (430, 2293927), (769, 1282690), (785, 1256546), (817, 1207330), (1538, 641345), (1570, 628273), (1634, 603665), (2983, 330670), (3845, 256538), (4085, 241466), (5966, 165335), (6751, 146110), (7690, 128269), (8170, 120733), (13502, 73055), (14611, 67510), (14915, 66134), (29222, 33755), (29830, 33067)]