408044980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2914607}}^1$

素因数の和:2914623

約数の個数: 24

約数和(自身を含む): 979308288

約数和(自身を除く): 571263308

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2914607, 5829214, 11658428, 14573035, 20402249, 29146070, 40804498, 58292140, 81608996, 102011245, 204022490, 408044980]

約数ペア:

[(1, 408044980), (2, 204022490), (4, 102011245), (5, 81608996), (7, 58292140), (10, 40804498), (14, 29146070), (20, 20402249), (28, 14573035), (35, 11658428), (70, 5829214), (140, 2914607)]