126027020

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{128599}}^1$

素因数の和:128622

約数の個数: 36

約数和(自身を含む): 307868400

約数和(自身を除く): 181841380

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 128599, 257198, 514396, 642995, 900193, 1285990, 1800386, 2571980, 3600772, 4500965, 6301351, 9001930, 12602702, 18003860, 25205404, 31506755, 63013510, 126027020]

約数ペア:

[(1, 126027020), (2, 63013510), (4, 31506755), (5, 25205404), (7, 18003860), (10, 12602702), (14, 9001930), (20, 6301351), (28, 4500965), (35, 3600772), (49, 2571980), (70, 1800386), (98, 1285990), (140, 900193), (196, 642995), (245, 514396), (490, 257198), (980, 128599)]