27818210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{1997}}^1$

素因数の和:2210

約数の個数: 32

約数和(自身を含む): 57542400

約数和(自身を除く): 29724190

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 199, 398, 995, 1393, 1990, 1997, 2786, 3994, 6965, 9985, 13930, 13979, 19970, 27958, 69895, 139790, 397403, 794806, 1987015, 2781821, 3974030, 5563642, 13909105, 27818210]

約数ペア:

[(1, 27818210), (2, 13909105), (5, 5563642), (7, 3974030), (10, 2781821), (14, 1987015), (35, 794806), (70, 397403), (199, 139790), (398, 69895), (995, 27958), (1393, 19970), (1990, 13979), (1997, 13930), (2786, 9985), (3994, 6965)]