7943840

素因数分解:

$2^5\times 5^1\times {\mathrm{131}}^1\times {\mathrm{379}}^1$

素因数の和:525

約数の個数: 48

約数和(自身を含む): 18960480

約数和(自身を除く): 11016640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 131, 160, 262, 379, 524, 655, 758, 1048, 1310, 1516, 1895, 2096, 2620, 3032, 3790, 4192, 5240, 6064, 7580, 10480, 12128, 15160, 20960, 30320, 49649, 60640, 99298, 198596, 248245, 397192, 496490, 794384, 992980, 1588768, 1985960, 3971920, 7943840]

約数ペア:

[(1, 7943840), (2, 3971920), (4, 1985960), (5, 1588768), (8, 992980), (10, 794384), (16, 496490), (20, 397192), (32, 248245), (40, 198596), (80, 99298), (131, 60640), (160, 49649), (262, 30320), (379, 20960), (524, 15160), (655, 12128), (758, 10480), (1048, 7580), (1310, 6064), (1516, 5240), (1895, 4192), (2096, 3790), (2620, 3032)]