19689420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{229}}^1\times {\mathrm{1433}}^1$

素因数の和:1674

約数の個数: 48

約数和(自身を含む): 55409760

約数和(自身を除く): 35720340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 229, 458, 687, 916, 1145, 1374, 1433, 2290, 2748, 2866, 3435, 4299, 4580, 5732, 6870, 7165, 8598, 13740, 14330, 17196, 21495, 28660, 42990, 85980, 328157, 656314, 984471, 1312628, 1640785, 1968942, 3281570, 3937884, 4922355, 6563140, 9844710, 19689420]

約数ペア:

[(1, 19689420), (2, 9844710), (3, 6563140), (4, 4922355), (5, 3937884), (6, 3281570), (10, 1968942), (12, 1640785), (15, 1312628), (20, 984471), (30, 656314), (60, 328157), (229, 85980), (458, 42990), (687, 28660), (916, 21495), (1145, 17196), (1374, 14330), (1433, 13740), (2290, 8598), (2748, 7165), (2866, 6870), (3435, 5732), (4299, 4580)]