201619417420

素因数分解:

$2^2\times 5^1\times {\mathrm{38861}}^1\times {\mathrm{259411}}^1$

素因数の和:298281

約数の個数: 24

約数和(自身を含む): 423413304048

約数和(自身を除く): 221793886628

約数列:

[1, 2, 4, 5, 10, 20, 38861, 77722, 155444, 194305, 259411, 388610, 518822, 777220, 1037644, 1297055, 2594110, 5188220, 10080970871, 20161941742, 40323883484, 50404854355, 100809708710, 201619417420]

約数ペア:

[(1, 201619417420), (2, 100809708710), (4, 50404854355), (5, 40323883484), (10, 20161941742), (20, 10080970871), (38861, 5188220), (77722, 2594110), (155444, 1297055), (194305, 1037644), (259411, 777220), (388610, 518822)]