12338840

素因数分解:

$2^3\times 5^1\times {\mathrm{373}}^1\times {\mathrm{827}}^1$

素因数の和:1211

約数の個数: 32

約数和(自身を含む): 27870480

約数和(自身を除く): 15531640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 373, 746, 827, 1492, 1654, 1865, 2984, 3308, 3730, 4135, 6616, 7460, 8270, 14920, 16540, 33080, 308471, 616942, 1233884, 1542355, 2467768, 3084710, 6169420, 12338840]

約数ペア:

[(1, 12338840), (2, 6169420), (4, 3084710), (5, 2467768), (8, 1542355), (10, 1233884), (20, 616942), (40, 308471), (373, 33080), (746, 16540), (827, 14920), (1492, 8270), (1654, 7460), (1865, 6616), (2984, 4135), (3308, 3730)]