20746560

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{21611}}^1$

素因数の和:21631

約数の個数: 56

約数和(自身を含む): 65873376

約数和(自身を除く): 45126816

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 21611, 43222, 64833, 86444, 108055, 129666, 172888, 216110, 259332, 324165, 345776, 432220, 518664, 648330, 691552, 864440, 1037328, 1296660, 1383104, 1728880, 2074656, 2593320, 3457760, 4149312, 5186640, 6915520, 10373280, 20746560]

約数ペア:

[(1, 20746560), (2, 10373280), (3, 6915520), (4, 5186640), (5, 4149312), (6, 3457760), (8, 2593320), (10, 2074656), (12, 1728880), (15, 1383104), (16, 1296660), (20, 1037328), (24, 864440), (30, 691552), (32, 648330), (40, 518664), (48, 432220), (60, 345776), (64, 324165), (80, 259332), (96, 216110), (120, 172888), (160, 129666), (192, 108055), (240, 86444), (320, 64833), (480, 43222), (960, 21611)]