2647911280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{4728413}}^1$

素因数の和:4728433

約数の個数: 40

約数和(自身を含む): 7035880032

約数和(自身を除く): 4387968752

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 4728413, 9456826, 18913652, 23642065, 33098891, 37827304, 47284130, 66197782, 75654608, 94568260, 132395564, 165494455, 189136520, 264791128, 330988910, 378273040, 529582256, 661977820, 1323955640, 2647911280]

約数ペア:

[(1, 2647911280), (2, 1323955640), (4, 661977820), (5, 529582256), (7, 378273040), (8, 330988910), (10, 264791128), (14, 189136520), (16, 165494455), (20, 132395564), (28, 94568260), (35, 75654608), (40, 66197782), (56, 47284130), (70, 37827304), (80, 33098891), (112, 23642065), (140, 18913652), (280, 9456826), (560, 4728413)]