42420650

素因数分解:

$2^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{20693}}^1$

素因数の和:20746

約数の個数: 24

約数和(自身を含む): 80830764

約数和(自身を除く): 38410114

約数列:

[1, 2, 5, 10, 25, 41, 50, 82, 205, 410, 1025, 2050, 20693, 41386, 103465, 206930, 517325, 848413, 1034650, 1696826, 4242065, 8484130, 21210325, 42420650]

約数ペア:

[(1, 42420650), (2, 21210325), (5, 8484130), (10, 4242065), (25, 1696826), (41, 1034650), (50, 848413), (82, 517325), (205, 206930), (410, 103465), (1025, 41386), (2050, 20693)]