102690820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{270239}}^1$

素因数の和:270267

約数の個数: 24

約数和(自身を含む): 227001600

約数和(自身を除く): 124310780

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 270239, 540478, 1080956, 1351195, 2702390, 5134541, 5404780, 10269082, 20538164, 25672705, 51345410, 102690820]

約数ペア:

[(1, 102690820), (2, 51345410), (4, 25672705), (5, 20538164), (10, 10269082), (19, 5404780), (20, 5134541), (38, 2702390), (76, 1351195), (95, 1080956), (190, 540478), (380, 270239)]