876520

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1289}}^1$

素因数の和:1317

約数の個数: 32

約数和(自身を含む): 2089800

約数和(自身を除く): 1213280

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 1289, 2578, 5156, 6445, 10312, 12890, 21913, 25780, 43826, 51560, 87652, 109565, 175304, 219130, 438260, 876520]

約数ペア:

[(1, 876520), (2, 438260), (4, 219130), (5, 175304), (8, 109565), (10, 87652), (17, 51560), (20, 43826), (34, 25780), (40, 21913), (68, 12890), (85, 10312), (136, 6445), (170, 5156), (340, 2578), (680, 1289)]