39488680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{12821}}^1$

素因数の和:12850

約数の個数: 64

約数和(自身を含む): 110782080

約数和(自身を除く): 71293400

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 12821, 25642, 51284, 64105, 89747, 102568, 128210, 141031, 179494, 256420, 282062, 358988, 448735, 512840, 564124, 705155, 717976, 897470, 987217, 1128248, 1410310, 1794940, 1974434, 2820620, 3589880, 3948868, 4936085, 5641240, 7897736, 9872170, 19744340, 39488680]

約数ペア:

[(1, 39488680), (2, 19744340), (4, 9872170), (5, 7897736), (7, 5641240), (8, 4936085), (10, 3948868), (11, 3589880), (14, 2820620), (20, 1974434), (22, 1794940), (28, 1410310), (35, 1128248), (40, 987217), (44, 897470), (55, 717976), (56, 705155), (70, 564124), (77, 512840), (88, 448735), (110, 358988), (140, 282062), (154, 256420), (220, 179494), (280, 141031), (308, 128210), (385, 102568), (440, 89747), (616, 64105), (770, 51284), (1540, 25642), (3080, 12821)]