40288886

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{229}}^1\times {\mathrm{727}}^1$

素因数の和:980

約数の個数: 24

約数和(自身を含む): 66808560

約数和(自身を除く): 26519674

約数列:

[1, 2, 11, 22, 121, 229, 242, 458, 727, 1454, 2519, 5038, 7997, 15994, 27709, 55418, 87967, 166483, 175934, 332966, 1831313, 3662626, 20144443, 40288886]

約数ペア:

[(1, 40288886), (2, 20144443), (11, 3662626), (22, 1831313), (121, 332966), (229, 175934), (242, 166483), (458, 87967), (727, 55418), (1454, 27709), (2519, 15994), (5038, 7997)]