1826960

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{557}}^1$

素因数の和:611

約数の個数: 40

約数和(自身を含む): 4359096

約数和(自身を除く): 2532136

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 557, 656, 820, 1114, 1640, 2228, 2785, 3280, 4456, 5570, 8912, 11140, 22280, 22837, 44560, 45674, 91348, 114185, 182696, 228370, 365392, 456740, 913480, 1826960]

約数ペア:

[(1, 1826960), (2, 913480), (4, 456740), (5, 365392), (8, 228370), (10, 182696), (16, 114185), (20, 91348), (40, 45674), (41, 44560), (80, 22837), (82, 22280), (164, 11140), (205, 8912), (328, 5570), (410, 4456), (557, 3280), (656, 2785), (820, 2228), (1114, 1640)]