8764520

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{12889}}^1$

素因数の和:12917

約数の個数: 32

約数和(自身を含む): 20881800

約数和(自身を除く): 12117280

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 12889, 25778, 51556, 64445, 103112, 128890, 219113, 257780, 438226, 515560, 876452, 1095565, 1752904, 2191130, 4382260, 8764520]

約数ペア:

[(1, 8764520), (2, 4382260), (4, 2191130), (5, 1752904), (8, 1095565), (10, 876452), (17, 515560), (20, 438226), (34, 257780), (40, 219113), (68, 128890), (85, 103112), (136, 64445), (170, 51556), (340, 25778), (680, 12889)]