1744820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{103}}^1$

素因数の和:141

約数の個数: 72

約数和(自身を含む): 4647552

約数和(自身を除く): 2902732

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 103, 110, 121, 140, 154, 206, 220, 242, 308, 385, 412, 484, 515, 605, 721, 770, 847, 1030, 1133, 1210, 1442, 1540, 1694, 2060, 2266, 2420, 2884, 3388, 3605, 4235, 4532, 5665, 7210, 7931, 8470, 11330, 12463, 14420, 15862, 16940, 22660, 24926, 31724, 39655, 49852, 62315, 79310, 87241, 124630, 158620, 174482, 249260, 348964, 436205, 872410, 1744820]

約数ペア:

[(1, 1744820), (2, 872410), (4, 436205), (5, 348964), (7, 249260), (10, 174482), (11, 158620), (14, 124630), (20, 87241), (22, 79310), (28, 62315), (35, 49852), (44, 39655), (55, 31724), (70, 24926), (77, 22660), (103, 16940), (110, 15862), (121, 14420), (140, 12463), (154, 11330), (206, 8470), (220, 7931), (242, 7210), (308, 5665), (385, 4532), (412, 4235), (484, 3605), (515, 3388), (605, 2884), (721, 2420), (770, 2266), (847, 2060), (1030, 1694), (1133, 1540), (1210, 1442)]