20010430048

素因数分解:

$2^5\times 7^1\times {\mathrm{179}}^1\times {\mathrm{499063}}^1$

素因数の和:499259

約数の個数: 48

約数和(自身を含む): 45275086080

約数和(自身を除く): 25264656032

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 179, 224, 358, 716, 1253, 1432, 2506, 2864, 5012, 5728, 10024, 20048, 40096, 499063, 998126, 1996252, 3493441, 3992504, 6986882, 7985008, 13973764, 15970016, 27947528, 55895056, 89332277, 111790112, 178664554, 357329108, 625325939, 714658216, 1250651878, 1429316432, 2501303756, 2858632864, 5002607512, 10005215024, 20010430048]

約数ペア:

[(1, 20010430048), (2, 10005215024), (4, 5002607512), (7, 2858632864), (8, 2501303756), (14, 1429316432), (16, 1250651878), (28, 714658216), (32, 625325939), (56, 357329108), (112, 178664554), (179, 111790112), (224, 89332277), (358, 55895056), (716, 27947528), (1253, 15970016), (1432, 13973764), (2506, 7985008), (2864, 6986882), (5012, 3992504), (5728, 3493441), (10024, 1996252), (20048, 998126), (40096, 499063)]