20233280

素因数分解:

$2^6\times 5^1\times {\mathrm{53}}^1\times {\mathrm{1193}}^1$

素因数の和:1263

約数の個数: 56

約数和(自身を含む): 49130712

約数和(自身を除く): 28897432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 64, 80, 106, 160, 212, 265, 320, 424, 530, 848, 1060, 1193, 1696, 2120, 2386, 3392, 4240, 4772, 5965, 8480, 9544, 11930, 16960, 19088, 23860, 38176, 47720, 63229, 76352, 95440, 126458, 190880, 252916, 316145, 381760, 505832, 632290, 1011664, 1264580, 2023328, 2529160, 4046656, 5058320, 10116640, 20233280]

約数ペア:

[(1, 20233280), (2, 10116640), (4, 5058320), (5, 4046656), (8, 2529160), (10, 2023328), (16, 1264580), (20, 1011664), (32, 632290), (40, 505832), (53, 381760), (64, 316145), (80, 252916), (106, 190880), (160, 126458), (212, 95440), (265, 76352), (320, 63229), (424, 47720), (530, 38176), (848, 23860), (1060, 19088), (1193, 16960), (1696, 11930), (2120, 9544), (2386, 8480), (3392, 5965), (4240, 4772)]