23156980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{1367}}^1$

素因数の和:1405

約数の個数: 72

約数和(自身を含む): 61133184

約数和(自身を除く): 37976204

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 121, 140, 154, 220, 242, 308, 385, 484, 605, 770, 847, 1210, 1367, 1540, 1694, 2420, 2734, 3388, 4235, 5468, 6835, 8470, 9569, 13670, 15037, 16940, 19138, 27340, 30074, 38276, 47845, 60148, 75185, 95690, 105259, 150370, 165407, 191380, 210518, 300740, 330814, 421036, 526295, 661628, 827035, 1052590, 1157849, 1654070, 2105180, 2315698, 3308140, 4631396, 5789245, 11578490, 23156980]

約数ペア:

[(1, 23156980), (2, 11578490), (4, 5789245), (5, 4631396), (7, 3308140), (10, 2315698), (11, 2105180), (14, 1654070), (20, 1157849), (22, 1052590), (28, 827035), (35, 661628), (44, 526295), (55, 421036), (70, 330814), (77, 300740), (110, 210518), (121, 191380), (140, 165407), (154, 150370), (220, 105259), (242, 95690), (308, 75185), (385, 60148), (484, 47845), (605, 38276), (770, 30074), (847, 27340), (1210, 19138), (1367, 16940), (1540, 15037), (1694, 13670), (2420, 9569), (2734, 8470), (3388, 6835), (4235, 5468)]