7843220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{463}}^1$

素因数の和:501

約数の個数: 72

約数和(自身を含む): 20735232

約数和(自身を除く): 12892012

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 121, 140, 154, 220, 242, 308, 385, 463, 484, 605, 770, 847, 926, 1210, 1540, 1694, 1852, 2315, 2420, 3241, 3388, 4235, 4630, 5093, 6482, 8470, 9260, 10186, 12964, 16205, 16940, 20372, 25465, 32410, 35651, 50930, 56023, 64820, 71302, 101860, 112046, 142604, 178255, 224092, 280115, 356510, 392161, 560230, 713020, 784322, 1120460, 1568644, 1960805, 3921610, 7843220]

約数ペア:

[(1, 7843220), (2, 3921610), (4, 1960805), (5, 1568644), (7, 1120460), (10, 784322), (11, 713020), (14, 560230), (20, 392161), (22, 356510), (28, 280115), (35, 224092), (44, 178255), (55, 142604), (70, 112046), (77, 101860), (110, 71302), (121, 64820), (140, 56023), (154, 50930), (220, 35651), (242, 32410), (308, 25465), (385, 20372), (463, 16940), (484, 16205), (605, 12964), (770, 10186), (847, 9260), (926, 8470), (1210, 6482), (1540, 5093), (1694, 4630), (1852, 4235), (2315, 3388), (2420, 3241)]