2005289570

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{72367}}^1$

素因数の和:72554

約数の個数: 32

約数和(自身を含む): 3845346048

約数和(自身を除く): 1840056478

約数列:

[1, 2, 5, 10, 17, 34, 85, 163, 170, 326, 815, 1630, 2771, 5542, 13855, 27710, 72367, 144734, 361835, 723670, 1230239, 2460478, 6151195, 11795821, 12302390, 23591642, 58979105, 117958210, 200528957, 401057914, 1002644785, 2005289570]

約数ペア:

[(1, 2005289570), (2, 1002644785), (5, 401057914), (10, 200528957), (17, 117958210), (34, 58979105), (85, 23591642), (163, 12302390), (170, 11795821), (326, 6151195), (815, 2460478), (1630, 1230239), (2771, 723670), (5542, 361835), (13855, 144734), (27710, 72367)]