20297280

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{21143}}^1$

素因数の和:21163

約数の個数: 56

約数和(自身を含む): 64446912

約数和(自身を除く): 44149632

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, 21143, 42286, 63429, 84572, 105715, 126858, 169144, 211430, 253716, 317145, 338288, 422860, 507432, 634290, 676576, 845720, 1014864, 1268580, 1353152, 1691440, 2029728, 2537160, 3382880, 4059456, 5074320, 6765760, 10148640, 20297280]

約数ペア:

[(1, 20297280), (2, 10148640), (3, 6765760), (4, 5074320), (5, 4059456), (6, 3382880), (8, 2537160), (10, 2029728), (12, 1691440), (15, 1353152), (16, 1268580), (20, 1014864), (24, 845720), (30, 676576), (32, 634290), (40, 507432), (48, 422860), (60, 338288), (64, 317145), (80, 253716), (96, 211430), (120, 169144), (160, 126858), (192, 105715), (240, 84572), (320, 63429), (480, 42286), (960, 21143)]