7020320890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{717091}}^1$

素因数の和:717198

約数の個数: 32

約数和(自身を含む): 13940268480

約数和(自身を除く): 6919947590

約数列:

[1, 2, 5, 10, 11, 22, 55, 89, 110, 178, 445, 890, 979, 1958, 4895, 9790, 717091, 1434182, 3585455, 7170910, 7888001, 15776002, 39440005, 63821099, 78880010, 127642198, 319105495, 638210990, 702032089, 1404064178, 3510160445, 7020320890]

約数ペア:

[(1, 7020320890), (2, 3510160445), (5, 1404064178), (10, 702032089), (11, 638210990), (22, 319105495), (55, 127642198), (89, 78880010), (110, 63821099), (178, 39440005), (445, 15776002), (890, 7888001), (979, 7170910), (1958, 3585455), (4895, 1434182), (9790, 717091)]