8045560040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{523}}^1\times {\mathrm{54941}}^1$

素因数の和:55482

約数の個数: 64

約数和(自身を含む): 20728517760

約数和(自身を除く): 12682957720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 523, 1046, 2092, 2615, 3661, 4184, 5230, 7322, 10460, 14644, 18305, 20920, 29288, 36610, 54941, 73220, 109882, 146440, 219764, 274705, 384587, 439528, 549410, 769174, 1098820, 1538348, 1922935, 2197640, 3076696, 3845870, 7691740, 15383480, 28734143, 57468286, 114936572, 143670715, 201139001, 229873144, 287341430, 402278002, 574682860, 804556004, 1005695005, 1149365720, 1609112008, 2011390010, 4022780020, 8045560040]

約数ペア:

[(1, 8045560040), (2, 4022780020), (4, 2011390010), (5, 1609112008), (7, 1149365720), (8, 1005695005), (10, 804556004), (14, 574682860), (20, 402278002), (28, 287341430), (35, 229873144), (40, 201139001), (56, 143670715), (70, 114936572), (140, 57468286), (280, 28734143), (523, 15383480), (1046, 7691740), (2092, 3845870), (2615, 3076696), (3661, 2197640), (4184, 1922935), (5230, 1538348), (7322, 1098820), (10460, 769174), (14644, 549410), (18305, 439528), (20920, 384587), (29288, 274705), (36610, 219764), (54941, 146440), (73220, 109882)]