21763280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{3533}}^1$

素因数の和:3564

約数の個数: 80

約数和(自身を含む): 63103104

約数和(自身を除く): 41339824

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 176, 220, 280, 308, 385, 440, 560, 616, 770, 880, 1232, 1540, 3080, 3533, 6160, 7066, 14132, 17665, 24731, 28264, 35330, 38863, 49462, 56528, 70660, 77726, 98924, 123655, 141320, 155452, 194315, 197848, 247310, 272041, 282640, 310904, 388630, 395696, 494620, 544082, 621808, 777260, 989240, 1088164, 1360205, 1554520, 1978480, 2176328, 2720410, 3109040, 4352656, 5440820, 10881640, 21763280]

約数ペア:

[(1, 21763280), (2, 10881640), (4, 5440820), (5, 4352656), (7, 3109040), (8, 2720410), (10, 2176328), (11, 1978480), (14, 1554520), (16, 1360205), (20, 1088164), (22, 989240), (28, 777260), (35, 621808), (40, 544082), (44, 494620), (55, 395696), (56, 388630), (70, 310904), (77, 282640), (80, 272041), (88, 247310), (110, 197848), (112, 194315), (140, 155452), (154, 141320), (176, 123655), (220, 98924), (280, 77726), (308, 70660), (385, 56528), (440, 49462), (560, 38863), (616, 35330), (770, 28264), (880, 24731), (1232, 17665), (1540, 14132), (3080, 7066), (3533, 6160)]