551423180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{1697}}^1$

素因数の和:1935

約数の個数: 96

約数和(自身を含む): 1451423232

約数和(自身を除く): 900000052

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 211, 220, 308, 385, 422, 770, 844, 1055, 1477, 1540, 1697, 2110, 2321, 2954, 3394, 4220, 4642, 5908, 6788, 7385, 8485, 9284, 11605, 11879, 14770, 16247, 16970, 18667, 23210, 23758, 29540, 32494, 33940, 37334, 46420, 47516, 59395, 64988, 74668, 81235, 93335, 118790, 130669, 162470, 186670, 237580, 261338, 324940, 358067, 373340, 522676, 653345, 716134, 1306690, 1432268, 1790335, 2506469, 2613380, 3580670, 3938737, 5012938, 7161340, 7877474, 10025876, 12532345, 15754948, 19693685, 25064690, 27571159, 39387370, 50129380, 55142318, 78774740, 110284636, 137855795, 275711590, 551423180]

約数ペア:

[(1, 551423180), (2, 275711590), (4, 137855795), (5, 110284636), (7, 78774740), (10, 55142318), (11, 50129380), (14, 39387370), (20, 27571159), (22, 25064690), (28, 19693685), (35, 15754948), (44, 12532345), (55, 10025876), (70, 7877474), (77, 7161340), (110, 5012938), (140, 3938737), (154, 3580670), (211, 2613380), (220, 2506469), (308, 1790335), (385, 1432268), (422, 1306690), (770, 716134), (844, 653345), (1055, 522676), (1477, 373340), (1540, 358067), (1697, 324940), (2110, 261338), (2321, 237580), (2954, 186670), (3394, 162470), (4220, 130669), (4642, 118790), (5908, 93335), (6788, 81235), (7385, 74668), (8485, 64988), (9284, 59395), (11605, 47516), (11879, 46420), (14770, 37334), (16247, 33940), (16970, 32494), (18667, 29540), (23210, 23758)]