245540480

素因数分解:

$2^7\times 5^1\times {\mathrm{383657}}^1$

素因数の和:383676

約数の個数: 32

約数和(自身を含む): 586996740

約数和(自身を除く): 341456260

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 383657, 767314, 1534628, 1918285, 3069256, 3836570, 6138512, 7673140, 12277024, 15346280, 24554048, 30692560, 49108096, 61385120, 122770240, 245540480]

約数ペア:

[(1, 245540480), (2, 122770240), (4, 61385120), (5, 49108096), (8, 30692560), (10, 24554048), (16, 15346280), (20, 12277024), (32, 7673140), (40, 6138512), (64, 3836570), (80, 3069256), (128, 1918285), (160, 1534628), (320, 767314), (640, 383657)]