23389720

素因数分解:

$2^3\times 5^1\times {\mathrm{547}}^1\times {\mathrm{1069}}^1$

素因数の和:1627

約数の個数: 32

約数和(自身を含む): 52772400

約数和(自身を除く): 29382680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 547, 1069, 1094, 2138, 2188, 2735, 4276, 4376, 5345, 5470, 8552, 10690, 10940, 21380, 21880, 42760, 584743, 1169486, 2338972, 2923715, 4677944, 5847430, 11694860, 23389720]

約数ペア:

[(1, 23389720), (2, 11694860), (4, 5847430), (5, 4677944), (8, 2923715), (10, 2338972), (20, 1169486), (40, 584743), (547, 42760), (1069, 21880), (1094, 21380), (2138, 10940), (2188, 10690), (2735, 8552), (4276, 5470), (4376, 5345)]