39438440

素因数分解:

$2^3\times 5^1\times {\mathrm{743}}^1\times {\mathrm{1327}}^1$

素因数の和:2081

約数の個数: 32

約数和(自身を含む): 88922880

約数和(自身を除く): 49484440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 743, 1327, 1486, 2654, 2972, 3715, 5308, 5944, 6635, 7430, 10616, 13270, 14860, 26540, 29720, 53080, 985961, 1971922, 3943844, 4929805, 7887688, 9859610, 19719220, 39438440]

約数ペア:

[(1, 39438440), (2, 19719220), (4, 9859610), (5, 7887688), (8, 4929805), (10, 3943844), (20, 1971922), (40, 985961), (743, 53080), (1327, 29720), (1486, 26540), (2654, 14860), (2972, 13270), (3715, 10616), (5308, 7430), (5944, 6635)]