839214760

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{19553}}^1$

素因数の和:19630

約数の個数: 64

約数和(自身を含む): 2006240400

約数和(自身を除く): 1167025640

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 37, 40, 58, 74, 116, 145, 148, 185, 232, 290, 296, 370, 580, 740, 1073, 1160, 1480, 2146, 4292, 5365, 8584, 10730, 19553, 21460, 39106, 42920, 78212, 97765, 156424, 195530, 391060, 567037, 723461, 782120, 1134074, 1446922, 2268148, 2835185, 2893844, 3617305, 4536296, 5670370, 5787688, 7234610, 11340740, 14469220, 20980369, 22681480, 28938440, 41960738, 83921476, 104901845, 167842952, 209803690, 419607380, 839214760]

約数ペア:

[(1, 839214760), (2, 419607380), (4, 209803690), (5, 167842952), (8, 104901845), (10, 83921476), (20, 41960738), (29, 28938440), (37, 22681480), (40, 20980369), (58, 14469220), (74, 11340740), (116, 7234610), (145, 5787688), (148, 5670370), (185, 4536296), (232, 3617305), (290, 2893844), (296, 2835185), (370, 2268148), (580, 1446922), (740, 1134074), (1073, 782120), (1160, 723461), (1480, 567037), (2146, 391060), (4292, 195530), (5365, 156424), (8584, 97765), (10730, 78212), (19553, 42920), (21460, 39106)]