1285223510

素因数分解:

$2^1\times 5^1\times {\mathrm{619}}^1\times {\mathrm{207629}}^1$

素因数の和:208255

約数の個数: 16

約数和(自身を含む): 2317150800

約数和(自身を除く): 1031927290

約数列:

[1, 2, 5, 10, 619, 1238, 3095, 6190, 207629, 415258, 1038145, 2076290, 128522351, 257044702, 642611755, 1285223510]

約数ペア:

[(1, 1285223510), (2, 642611755), (5, 257044702), (10, 128522351), (619, 2076290), (1238, 1038145), (3095, 415258), (6190, 207629)]