2015193040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{887}}^1\times {\mathrm{4057}}^1$

素因数の和:4964

約数の個数: 80

約数和(自身を含む): 5362013952

約数和(自身を除く): 3346820912

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 887, 1774, 3548, 4057, 4435, 6209, 7096, 8114, 8870, 12418, 14192, 16228, 17740, 20285, 24836, 28399, 31045, 32456, 35480, 40570, 49672, 56798, 62090, 64912, 70960, 81140, 99344, 113596, 124180, 141995, 162280, 227192, 248360, 283990, 324560, 454384, 496720, 567980, 1135960, 2271920, 3598559, 7197118, 14394236, 17992795, 25189913, 28788472, 35985590, 50379826, 57576944, 71971180, 100759652, 125949565, 143942360, 201519304, 251899130, 287884720, 403038608, 503798260, 1007596520, 2015193040]

約数ペア:

[(1, 2015193040), (2, 1007596520), (4, 503798260), (5, 403038608), (7, 287884720), (8, 251899130), (10, 201519304), (14, 143942360), (16, 125949565), (20, 100759652), (28, 71971180), (35, 57576944), (40, 50379826), (56, 35985590), (70, 28788472), (80, 25189913), (112, 17992795), (140, 14394236), (280, 7197118), (560, 3598559), (887, 2271920), (1774, 1135960), (3548, 567980), (4057, 496720), (4435, 454384), (6209, 324560), (7096, 283990), (8114, 248360), (8870, 227192), (12418, 162280), (14192, 141995), (16228, 124180), (17740, 113596), (20285, 99344), (24836, 81140), (28399, 70960), (31045, 64912), (32456, 62090), (35480, 56798), (40570, 49672)]