9951280

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{2347}}^1$

素因数の和:2413

約数の個数: 40

約数和(自身を含む): 23583312

約数和(自身を除く): 13632032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 265, 424, 530, 848, 1060, 2120, 2347, 4240, 4694, 9388, 11735, 18776, 23470, 37552, 46940, 93880, 124391, 187760, 248782, 497564, 621955, 995128, 1243910, 1990256, 2487820, 4975640, 9951280]

約数ペア:

[(1, 9951280), (2, 4975640), (4, 2487820), (5, 1990256), (8, 1243910), (10, 995128), (16, 621955), (20, 497564), (40, 248782), (53, 187760), (80, 124391), (106, 93880), (212, 46940), (265, 37552), (424, 23470), (530, 18776), (848, 11735), (1060, 9388), (2120, 4694), (2347, 4240)]