3971920

素因数分解:

$2^4\times 5^1\times {\mathrm{131}}^1\times {\mathrm{379}}^1$

素因数の和:523

約数の個数: 40

約数和(自身を含む): 9329760

約数和(自身を除く): 5357840

約数列:

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

約数ペア:

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