1520609920

素因数分解:

$2^7\times 5^1\times {\mathrm{787}}^1\times {\mathrm{3019}}^1$

素因数の和:3825

約数の個数: 64

約数和(自身を含む): 3641032800

約数和(自身を除く): 2120422880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 787, 1574, 3019, 3148, 3935, 6038, 6296, 7870, 12076, 12592, 15095, 15740, 24152, 25184, 30190, 31480, 48304, 50368, 60380, 62960, 96608, 100736, 120760, 125920, 193216, 241520, 251840, 386432, 483040, 503680, 966080, 1932160, 2375953, 4751906, 9503812, 11879765, 19007624, 23759530, 38015248, 47519060, 76030496, 95038120, 152060992, 190076240, 304121984, 380152480, 760304960, 1520609920]

約数ペア:

[(1, 1520609920), (2, 760304960), (4, 380152480), (5, 304121984), (8, 190076240), (10, 152060992), (16, 95038120), (20, 76030496), (32, 47519060), (40, 38015248), (64, 23759530), (80, 19007624), (128, 11879765), (160, 9503812), (320, 4751906), (640, 2375953), (787, 1932160), (1574, 966080), (3019, 503680), (3148, 483040), (3935, 386432), (6038, 251840), (6296, 241520), (7870, 193216), (12076, 125920), (12592, 120760), (15095, 100736), (15740, 96608), (24152, 62960), (25184, 60380), (30190, 50368), (31480, 48304)]