271997620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{799993}}^1$

素因数の和:800019

約数の個数: 24

約数和(自身を含む): 604795464

約数和(自身を除く): 332797844

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 799993, 1599986, 3199972, 3999965, 7999930, 13599881, 15999860, 27199762, 54399524, 67999405, 135998810, 271997620]

約数ペア:

[(1, 271997620), (2, 135998810), (4, 67999405), (5, 54399524), (10, 27199762), (17, 15999860), (20, 13599881), (34, 7999930), (68, 3999965), (85, 3199972), (170, 1599986), (340, 799993)]