20178872760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1931}}^1\times {\mathrm{87083}}^1$

素因数の和:89028

約数の個数: 64

約数和(自身を含む): 60568663680

約数和(自身を除く): 40389790920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1931, 3862, 5793, 7724, 9655, 11586, 15448, 19310, 23172, 28965, 38620, 46344, 57930, 77240, 87083, 115860, 174166, 231720, 261249, 348332, 435415, 522498, 696664, 870830, 1044996, 1306245, 1741660, 2089992, 2612490, 3483320, 5224980, 10449960, 168157273, 336314546, 504471819, 672629092, 840786365, 1008943638, 1345258184, 1681572730, 2017887276, 2522359095, 3363145460, 4035774552, 5044718190, 6726290920, 10089436380, 20178872760]

約数ペア:

[(1, 20178872760), (2, 10089436380), (3, 6726290920), (4, 5044718190), (5, 4035774552), (6, 3363145460), (8, 2522359095), (10, 2017887276), (12, 1681572730), (15, 1345258184), (20, 1008943638), (24, 840786365), (30, 672629092), (40, 504471819), (60, 336314546), (120, 168157273), (1931, 10449960), (3862, 5224980), (5793, 3483320), (7724, 2612490), (9655, 2089992), (11586, 1741660), (15448, 1306245), (19310, 1044996), (23172, 870830), (28965, 696664), (38620, 522498), (46344, 435415), (57930, 348332), (77240, 261249), (87083, 231720), (115860, 174166)]