4196840

素因数分解:

$2^3\times 5^1\times {\mathrm{239}}^1\times {\mathrm{439}}^1$

素因数の和:689

約数の個数: 32

約数和(自身を含む): 9504000

約数和(自身を除く): 5307160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 239, 439, 478, 878, 956, 1195, 1756, 1912, 2195, 2390, 3512, 4390, 4780, 8780, 9560, 17560, 104921, 209842, 419684, 524605, 839368, 1049210, 2098420, 4196840]

約数ペア:

[(1, 4196840), (2, 2098420), (4, 1049210), (5, 839368), (8, 524605), (10, 419684), (20, 209842), (40, 104921), (239, 17560), (439, 9560), (478, 8780), (878, 4780), (956, 4390), (1195, 3512), (1756, 2390), (1912, 2195)]