40287918

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{211}}^1\times {\mathrm{263}}^1$

素因数の和:501

約数の個数: 48

約数和(自身を含む): 89324928

約数和(自身を除く): 49037010

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 121, 211, 242, 263, 363, 422, 526, 633, 726, 789, 1266, 1578, 2321, 2893, 4642, 5786, 6963, 8679, 13926, 17358, 25531, 31823, 51062, 55493, 63646, 76593, 95469, 110986, 153186, 166479, 190938, 332958, 610423, 1220846, 1831269, 3662538, 6714653, 13429306, 20143959, 40287918]

約数ペア:

[(1, 40287918), (2, 20143959), (3, 13429306), (6, 6714653), (11, 3662538), (22, 1831269), (33, 1220846), (66, 610423), (121, 332958), (211, 190938), (242, 166479), (263, 153186), (363, 110986), (422, 95469), (526, 76593), (633, 63646), (726, 55493), (789, 51062), (1266, 31823), (1578, 25531), (2321, 17358), (2893, 13926), (4642, 8679), (5786, 6963)]