329417420

素因数分解:

$2^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{251}}^1\times {\mathrm{311}}^1$

素因数の和:782

約数の個数: 48

約数和(自身を含む): 700068096

約数和(自身を除く): 370650676

約数列:

[1, 2, 4, 5, 10, 20, 211, 251, 311, 422, 502, 622, 844, 1004, 1055, 1244, 1255, 1555, 2110, 2510, 3110, 4220, 5020, 6220, 52961, 65621, 78061, 105922, 131242, 156122, 211844, 262484, 264805, 312244, 328105, 390305, 529610, 656210, 780610, 1059220, 1312420, 1561220, 16470871, 32941742, 65883484, 82354355, 164708710, 329417420]

約数ペア:

[(1, 329417420), (2, 164708710), (4, 82354355), (5, 65883484), (10, 32941742), (20, 16470871), (211, 1561220), (251, 1312420), (311, 1059220), (422, 780610), (502, 656210), (622, 529610), (844, 390305), (1004, 328105), (1055, 312244), (1244, 264805), (1255, 262484), (1555, 211844), (2110, 156122), (2510, 131242), (3110, 105922), (4220, 78061), (5020, 65621), (6220, 52961)]