4769840

素因数分解:

$2^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{547}}^1$

素因数の和:669

約数の個数: 40

約数和(自身を含む): 11212080

約数和(自身を除く): 6442240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 109, 218, 436, 545, 547, 872, 1090, 1094, 1744, 2180, 2188, 2735, 4360, 4376, 5470, 8720, 8752, 10940, 21880, 43760, 59623, 119246, 238492, 298115, 476984, 596230, 953968, 1192460, 2384920, 4769840]

約数ペア:

[(1, 4769840), (2, 2384920), (4, 1192460), (5, 953968), (8, 596230), (10, 476984), (16, 298115), (20, 238492), (40, 119246), (80, 59623), (109, 43760), (218, 21880), (436, 10940), (545, 8752), (547, 8720), (872, 5470), (1090, 4376), (1094, 4360), (1744, 2735), (2180, 2188)]