42299440

素因数分解:

$2^4\times 5^1\times {\mathrm{199}}^1\times {\mathrm{2657}}^1$

素因数の和:2869

約数の個数: 40

約数和(自身を含む): 98877600

約数和(自身を除く): 56578160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 199, 398, 796, 995, 1592, 1990, 2657, 3184, 3980, 5314, 7960, 10628, 13285, 15920, 21256, 26570, 42512, 53140, 106280, 212560, 528743, 1057486, 2114972, 2643715, 4229944, 5287430, 8459888, 10574860, 21149720, 42299440]

約数ペア:

[(1, 42299440), (2, 21149720), (4, 10574860), (5, 8459888), (8, 5287430), (10, 4229944), (16, 2643715), (20, 2114972), (40, 1057486), (80, 528743), (199, 212560), (398, 106280), (796, 53140), (995, 42512), (1592, 26570), (1990, 21256), (2657, 15920), (3184, 13285), (3980, 10628), (5314, 7960)]