17258780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{1601}}^1$

素因数の和:1635

約数の個数: 72

約数和(自身を含む): 46022256

約数和(自身を除く): 28763476

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 140, 154, 196, 220, 245, 308, 385, 490, 539, 770, 980, 1078, 1540, 1601, 2156, 2695, 3202, 5390, 6404, 8005, 10780, 11207, 16010, 17611, 22414, 32020, 35222, 44828, 56035, 70444, 78449, 88055, 112070, 123277, 156898, 176110, 224140, 246554, 313796, 352220, 392245, 493108, 616385, 784490, 862939, 1232770, 1568980, 1725878, 2465540, 3451756, 4314695, 8629390, 17258780]

約数ペア:

[(1, 17258780), (2, 8629390), (4, 4314695), (5, 3451756), (7, 2465540), (10, 1725878), (11, 1568980), (14, 1232770), (20, 862939), (22, 784490), (28, 616385), (35, 493108), (44, 392245), (49, 352220), (55, 313796), (70, 246554), (77, 224140), (98, 176110), (110, 156898), (140, 123277), (154, 112070), (196, 88055), (220, 78449), (245, 70444), (308, 56035), (385, 44828), (490, 35222), (539, 32020), (770, 22414), (980, 17611), (1078, 16010), (1540, 11207), (1601, 10780), (2156, 8005), (2695, 6404), (3202, 5390)]