109700420

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{133781}}^1$

素因数の和:133831

約数の個数: 24

約数和(自身を含む): 235991448

約数和(自身を除く): 126291028

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 133781, 267562, 535124, 668905, 1337810, 2675620, 5485021, 10970042, 21940084, 27425105, 54850210, 109700420]

約数ペア:

[(1, 109700420), (2, 54850210), (4, 27425105), (5, 21940084), (10, 10970042), (20, 5485021), (41, 2675620), (82, 1337810), (164, 668905), (205, 535124), (410, 267562), (820, 133781)]