405087154180

素因数分解:

$2^2\times 5^1\times {\mathrm{20173}}^1\times {\mathrm{1004033}}^1$

素因数の和:1024215

約数の個数: 24

約数和(自身を含む): 850726040472

約数和(自身を除く): 445638886292

約数列:

[1, 2, 4, 5, 10, 20, 20173, 40346, 80692, 100865, 201730, 403460, 1004033, 2008066, 4016132, 5020165, 10040330, 20080660, 20254357709, 40508715418, 81017430836, 101271788545, 202543577090, 405087154180]

約数ペア:

[(1, 405087154180), (2, 202543577090), (4, 101271788545), (5, 81017430836), (10, 40508715418), (20, 20254357709), (20173, 20080660), (40346, 10040330), (80692, 5020165), (100865, 4016132), (201730, 2008066), (403460, 1004033)]