1107440

素因数分解:

$2^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{127}}^1$

素因数の和:249

約数の個数: 40

約数和(自身を含む): 2618880

約数和(自身を除く): 1511440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 109, 127, 218, 254, 436, 508, 545, 635, 872, 1016, 1090, 1270, 1744, 2032, 2180, 2540, 4360, 5080, 8720, 10160, 13843, 27686, 55372, 69215, 110744, 138430, 221488, 276860, 553720, 1107440]

約数ペア:

[(1, 1107440), (2, 553720), (4, 276860), (5, 221488), (8, 138430), (10, 110744), (16, 69215), (20, 55372), (40, 27686), (80, 13843), (109, 10160), (127, 8720), (218, 5080), (254, 4360), (436, 2540), (508, 2180), (545, 2032), (635, 1744), (872, 1270), (1016, 1090)]