20832560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{37201}}^1$

素因数の和:37221

約数の個数: 40

約数和(自身を含む): 55356576

約数和(自身を除く): 34524016

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 37201, 74402, 148804, 186005, 260407, 297608, 372010, 520814, 595216, 744020, 1041628, 1302035, 1488040, 2083256, 2604070, 2976080, 4166512, 5208140, 10416280, 20832560]

約数ペア:

[(1, 20832560), (2, 10416280), (4, 5208140), (5, 4166512), (7, 2976080), (8, 2604070), (10, 2083256), (14, 1488040), (16, 1302035), (20, 1041628), (28, 744020), (35, 595216), (40, 520814), (56, 372010), (70, 297608), (80, 260407), (112, 186005), (140, 148804), (280, 74402), (560, 37201)]