1981295470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{36241}}^1$

素因数の和:36337

約数の個数: 64

約数和(自身を含む): 4509084672

約数和(自身を除く): 2527789202

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 71, 77, 110, 142, 154, 355, 385, 497, 710, 770, 781, 994, 1562, 2485, 3905, 4970, 5467, 7810, 10934, 27335, 36241, 54670, 72482, 181205, 253687, 362410, 398651, 507374, 797302, 1268435, 1993255, 2536870, 2573111, 2790557, 3986510, 5146222, 5581114, 12865555, 13952785, 18011777, 25731110, 27905570, 28304221, 36023554, 56608442, 90058885, 141521105, 180117770, 198129547, 283042210, 396259094, 990647735, 1981295470]

約数ペア:

[(1, 1981295470), (2, 990647735), (5, 396259094), (7, 283042210), (10, 198129547), (11, 180117770), (14, 141521105), (22, 90058885), (35, 56608442), (55, 36023554), (70, 28304221), (71, 27905570), (77, 25731110), (110, 18011777), (142, 13952785), (154, 12865555), (355, 5581114), (385, 5146222), (497, 3986510), (710, 2790557), (770, 2573111), (781, 2536870), (994, 1993255), (1562, 1268435), (2485, 797302), (3905, 507374), (4970, 398651), (5467, 362410), (7810, 253687), (10934, 181205), (27335, 72482), (36241, 54670)]