981717160

素因数分解:

$2^3\times 5^1\times {\mathrm{739}}^1\times {\mathrm{33211}}^1$

素因数の和:33961

約数の個数: 32

約数和(自身を含む): 2211919200

約数和(自身を除く): 1230202040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 739, 1478, 2956, 3695, 5912, 7390, 14780, 29560, 33211, 66422, 132844, 166055, 265688, 332110, 664220, 1328440, 24542929, 49085858, 98171716, 122714645, 196343432, 245429290, 490858580, 981717160]

約数ペア:

[(1, 981717160), (2, 490858580), (4, 245429290), (5, 196343432), (8, 122714645), (10, 98171716), (20, 49085858), (40, 24542929), (739, 1328440), (1478, 664220), (2956, 332110), (3695, 265688), (5912, 166055), (7390, 132844), (14780, 66422), (29560, 33211)]