2017111520

素因数分解:

$2^5\times 5^1\times {\mathrm{2791}}^1\times {\mathrm{4517}}^1$

素因数の和:7323

約数の個数: 48

約数和(自身を含む): 4768188768

約数和(自身を除く): 2751077248

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 2791, 4517, 5582, 9034, 11164, 13955, 18068, 22328, 22585, 27910, 36136, 44656, 45170, 55820, 72272, 89312, 90340, 111640, 144544, 180680, 223280, 361360, 446560, 722720, 12606947, 25213894, 50427788, 63034735, 100855576, 126069470, 201711152, 252138940, 403422304, 504277880, 1008555760, 2017111520]

約数ペア:

[(1, 2017111520), (2, 1008555760), (4, 504277880), (5, 403422304), (8, 252138940), (10, 201711152), (16, 126069470), (20, 100855576), (32, 63034735), (40, 50427788), (80, 25213894), (160, 12606947), (2791, 722720), (4517, 446560), (5582, 361360), (9034, 223280), (11164, 180680), (13955, 144544), (18068, 111640), (22328, 90340), (22585, 89312), (27910, 72272), (36136, 55820), (44656, 45170)]