2921900

素因数分解:

$2^2\times 5^2\times {\mathrm{61}}^1\times {\mathrm{479}}^1$

素因数の和:554

約数の個数: 36

約数和(自身を含む): 6457920

約数和(自身を除く): 3536020

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 61, 100, 122, 244, 305, 479, 610, 958, 1220, 1525, 1916, 2395, 3050, 4790, 6100, 9580, 11975, 23950, 29219, 47900, 58438, 116876, 146095, 292190, 584380, 730475, 1460950, 2921900]

約数ペア:

[(1, 2921900), (2, 1460950), (4, 730475), (5, 584380), (10, 292190), (20, 146095), (25, 116876), (50, 58438), (61, 47900), (100, 29219), (122, 23950), (244, 11975), (305, 9580), (479, 6100), (610, 4790), (958, 3050), (1220, 2395), (1525, 1916)]