214744540

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{223}}^1\times {\mathrm{541}}^1$

素因数の和:862

約数の個数: 48

約数和(自身を含む): 458922240

約数和(自身を除く): 244177700

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 223, 356, 445, 446, 541, 890, 892, 1082, 1115, 1780, 2164, 2230, 2705, 4460, 5410, 10820, 19847, 39694, 48149, 79388, 96298, 99235, 120643, 192596, 198470, 240745, 241286, 396940, 481490, 482572, 603215, 962980, 1206430, 2412860, 10737227, 21474454, 42948908, 53686135, 107372270, 214744540]

約数ペア:

[(1, 214744540), (2, 107372270), (4, 53686135), (5, 42948908), (10, 21474454), (20, 10737227), (89, 2412860), (178, 1206430), (223, 962980), (356, 603215), (445, 482572), (446, 481490), (541, 396940), (890, 241286), (892, 240745), (1082, 198470), (1115, 192596), (1780, 120643), (2164, 99235), (2230, 96298), (2705, 79388), (4460, 48149), (5410, 39694), (10820, 19847)]