20045210

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{1933}}^1$

素因数の和:2018

約数の個数: 32

約数和(自身を含む): 38850192

約数和(自身を除く): 18804982

約数列:

[1, 2, 5, 10, 17, 34, 61, 85, 122, 170, 305, 610, 1037, 1933, 2074, 3866, 5185, 9665, 10370, 19330, 32861, 65722, 117913, 164305, 235826, 328610, 589565, 1179130, 2004521, 4009042, 10022605, 20045210]

約数ペア:

[(1, 20045210), (2, 10022605), (5, 4009042), (10, 2004521), (17, 1179130), (34, 589565), (61, 328610), (85, 235826), (122, 164305), (170, 117913), (305, 65722), (610, 32861), (1037, 19330), (1933, 10370), (2074, 9665), (3866, 5185)]