2912295440

素因数分解:

$2^4\times 5^1\times {\mathrm{2777}}^1\times {\mathrm{13109}}^1$

素因数の和:15899

約数の個数: 40

約数和(自身を含む): 6774041880

約数和(自身を除く): 3861746440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2777, 5554, 11108, 13109, 13885, 22216, 26218, 27770, 44432, 52436, 55540, 65545, 104872, 111080, 131090, 209744, 222160, 262180, 524360, 1048720, 36403693, 72807386, 145614772, 182018465, 291229544, 364036930, 582459088, 728073860, 1456147720, 2912295440]

約数ペア:

[(1, 2912295440), (2, 1456147720), (4, 728073860), (5, 582459088), (8, 364036930), (10, 291229544), (16, 182018465), (20, 145614772), (40, 72807386), (80, 36403693), (2777, 1048720), (5554, 524360), (11108, 262180), (13109, 222160), (13885, 209744), (22216, 131090), (26218, 111080), (27770, 104872), (44432, 65545), (52436, 55540)]