41408140

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{541}}^1$

素因数の和:682

約数の個数: 48

約数和(自身を含む): 90145440

約数和(自身を除く): 48737300

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 89, 172, 178, 215, 356, 430, 445, 541, 860, 890, 1082, 1780, 2164, 2705, 3827, 5410, 7654, 10820, 15308, 19135, 23263, 38270, 46526, 48149, 76540, 93052, 96298, 116315, 192596, 232630, 240745, 465260, 481490, 962980, 2070407, 4140814, 8281628, 10352035, 20704070, 41408140]

約数ペア:

[(1, 41408140), (2, 20704070), (4, 10352035), (5, 8281628), (10, 4140814), (20, 2070407), (43, 962980), (86, 481490), (89, 465260), (172, 240745), (178, 232630), (215, 192596), (356, 116315), (430, 96298), (445, 93052), (541, 76540), (860, 48149), (890, 46526), (1082, 38270), (1780, 23263), (2164, 19135), (2705, 15308), (3827, 10820), (5410, 7654)]