28246520

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41539}}^1$

素因数の和:41567

約数の個数: 32

約数和(自身を含む): 67294800

約数和(自身を除く): 39048280

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 41539, 83078, 166156, 207695, 332312, 415390, 706163, 830780, 1412326, 1661560, 2824652, 3530815, 5649304, 7061630, 14123260, 28246520]

約数ペア:

[(1, 28246520), (2, 14123260), (4, 7061630), (5, 5649304), (8, 3530815), (10, 2824652), (17, 1661560), (20, 1412326), (34, 830780), (40, 706163), (68, 415390), (85, 332312), (136, 207695), (170, 166156), (340, 83078), (680, 41539)]