1900351720

素因数分解:

$2^3\times 5^1\times {\mathrm{5297}}^1\times {\mathrm{8969}}^1$

素因数の和:14277

約数の個数: 32

約数和(自身を含む): 4277075400

約数和(自身を除く): 2376723680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5297, 8969, 10594, 17938, 21188, 26485, 35876, 42376, 44845, 52970, 71752, 89690, 105940, 179380, 211880, 358760, 47508793, 95017586, 190035172, 237543965, 380070344, 475087930, 950175860, 1900351720]

約数ペア:

[(1, 1900351720), (2, 950175860), (4, 475087930), (5, 380070344), (8, 237543965), (10, 190035172), (20, 95017586), (40, 47508793), (5297, 358760), (8969, 211880), (10594, 179380), (17938, 105940), (21188, 89690), (26485, 71752), (35876, 52970), (42376, 44845)]