65964220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{471173}}^1$

素因数の和:471189

約数の個数: 24

約数和(自身を含む): 158314464

約数和(自身を除く): 92350244

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 471173, 942346, 1884692, 2355865, 3298211, 4711730, 6596422, 9423460, 13192844, 16491055, 32982110, 65964220]

約数ペア:

[(1, 65964220), (2, 32982110), (4, 16491055), (5, 13192844), (7, 9423460), (10, 6596422), (14, 4711730), (20, 3298211), (28, 2355865), (35, 1884692), (70, 942346), (140, 471173)]