28440370

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{541}}^1\times {\mathrm{751}}^1$

素因数の和:1306

約数の個数: 32

約数和(自身を含む): 58692096

約数和(自身を除く): 30251726

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 541, 751, 1082, 1502, 2705, 3755, 3787, 5257, 5410, 7510, 7574, 10514, 18935, 26285, 37870, 52570, 406291, 812582, 2031455, 2844037, 4062910, 5688074, 14220185, 28440370]

約数ペア:

[(1, 28440370), (2, 14220185), (5, 5688074), (7, 4062910), (10, 2844037), (14, 2031455), (35, 812582), (70, 406291), (541, 52570), (751, 37870), (1082, 26285), (1502, 18935), (2705, 10514), (3755, 7574), (3787, 7510), (5257, 5410)]