1018747120

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{174443}}^1$

素因数の和:174529

約数の個数: 40

約数和(自身を含む): 2401047216

約数和(自身を除く): 1382300096

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 292, 365, 584, 730, 1168, 1460, 2920, 5840, 174443, 348886, 697772, 872215, 1395544, 1744430, 2791088, 3488860, 6977720, 12734339, 13955440, 25468678, 50937356, 63671695, 101874712, 127343390, 203749424, 254686780, 509373560, 1018747120]

約数ペア:

[(1, 1018747120), (2, 509373560), (4, 254686780), (5, 203749424), (8, 127343390), (10, 101874712), (16, 63671695), (20, 50937356), (40, 25468678), (73, 13955440), (80, 12734339), (146, 6977720), (292, 3488860), (365, 2791088), (584, 1744430), (730, 1395544), (1168, 872215), (1460, 697772), (2920, 348886), (5840, 174443)]