9980480

素因数分解:

$2^6\times 5^1\times {\mathrm{31189}}^1$

素因数の和:31206

約数の個数: 28

約数和(自身を含む): 23766780

約数和(自身を除く): 13786300

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 31189, 62378, 124756, 155945, 249512, 311890, 499024, 623780, 998048, 1247560, 1996096, 2495120, 4990240, 9980480]

約数ペア:

[(1, 9980480), (2, 4990240), (4, 2495120), (5, 1996096), (8, 1247560), (10, 998048), (16, 623780), (20, 499024), (32, 311890), (40, 249512), (64, 155945), (80, 124756), (160, 62378), (320, 31189)]