413601920

素因数分解:

$2^7\times 5^1\times {\mathrm{646253}}^1$

素因数の和:646272

約数の個数: 32

約数和(自身を含む): 988768620

約数和(自身を除く): 575166700

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 646253, 1292506, 2585012, 3231265, 5170024, 6462530, 10340048, 12925060, 20680096, 25850120, 41360192, 51700240, 82720384, 103400480, 206800960, 413601920]

約数ペア:

[(1, 413601920), (2, 206800960), (4, 103400480), (5, 82720384), (8, 51700240), (10, 41360192), (16, 25850120), (20, 20680096), (32, 12925060), (40, 10340048), (64, 6462530), (80, 5170024), (128, 3231265), (160, 2585012), (320, 1292506), (640, 646253)]