42042730

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{199}}^1\times {\mathrm{571}}^1$

素因数の和:814

約数の個数: 32

約数和(自身を含む): 78249600

約数和(自身を除く): 36206870

約数列:

[1, 2, 5, 10, 37, 74, 185, 199, 370, 398, 571, 995, 1142, 1990, 2855, 5710, 7363, 14726, 21127, 36815, 42254, 73630, 105635, 113629, 211270, 227258, 568145, 1136290, 4204273, 8408546, 21021365, 42042730]

約数ペア:

[(1, 42042730), (2, 21021365), (5, 8408546), (10, 4204273), (37, 1136290), (74, 568145), (185, 227258), (199, 211270), (370, 113629), (398, 105635), (571, 73630), (995, 42254), (1142, 36815), (1990, 21127), (2855, 14726), (5710, 7363)]