19902630

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{1471}}^1$

素因数の和:1533

約数の個数: 64

約数和(自身を含む): 53415936

約数和(自身を除く): 33513306

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 41, 55, 66, 82, 110, 123, 165, 205, 246, 330, 410, 451, 615, 902, 1230, 1353, 1471, 2255, 2706, 2942, 4413, 4510, 6765, 7355, 8826, 13530, 14710, 16181, 22065, 32362, 44130, 48543, 60311, 80905, 97086, 120622, 161810, 180933, 242715, 301555, 361866, 485430, 603110, 663421, 904665, 1326842, 1809330, 1990263, 3317105, 3980526, 6634210, 9951315, 19902630]

約数ペア:

[(1, 19902630), (2, 9951315), (3, 6634210), (5, 3980526), (6, 3317105), (10, 1990263), (11, 1809330), (15, 1326842), (22, 904665), (30, 663421), (33, 603110), (41, 485430), (55, 361866), (66, 301555), (82, 242715), (110, 180933), (123, 161810), (165, 120622), (205, 97086), (246, 80905), (330, 60311), (410, 48543), (451, 44130), (615, 32362), (902, 22065), (1230, 16181), (1353, 14710), (1471, 13530), (2255, 8826), (2706, 7355), (2942, 6765), (4413, 4510)]