164390380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{106747}}^1$

素因数の和:106774

約数の個数: 48

約数和(自身を含む): 430407936

約数和(自身を除く): 266017556

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 106747, 213494, 426988, 533735, 747229, 1067470, 1174217, 1494458, 2134940, 2348434, 2988916, 3736145, 4696868, 5871085, 7472290, 8219519, 11742170, 14944580, 16439038, 23484340, 32878076, 41097595, 82195190, 164390380]

約数ペア:

[(1, 164390380), (2, 82195190), (4, 41097595), (5, 32878076), (7, 23484340), (10, 16439038), (11, 14944580), (14, 11742170), (20, 8219519), (22, 7472290), (28, 5871085), (35, 4696868), (44, 3736145), (55, 2988916), (70, 2348434), (77, 2134940), (110, 1494458), (140, 1174217), (154, 1067470), (220, 747229), (308, 533735), (385, 426988), (770, 213494), (1540, 106747)]