40805388

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{353}}^1$

素因数の和:408

約数の個数: 108

約数和(自身を含む): 117903240

約数和(自身を除く): 77097852

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 36, 38, 39, 52, 57, 76, 78, 114, 117, 156, 169, 171, 228, 234, 247, 338, 342, 353, 468, 494, 507, 676, 684, 706, 741, 988, 1014, 1059, 1412, 1482, 1521, 2028, 2118, 2223, 2964, 3042, 3177, 3211, 4236, 4446, 4589, 6084, 6354, 6422, 6707, 8892, 9178, 9633, 12708, 12844, 13414, 13767, 18356, 19266, 20121, 26828, 27534, 28899, 38532, 40242, 41301, 55068, 57798, 59657, 60363, 80484, 82602, 87191, 115596, 119314, 120726, 165204, 174382, 178971, 238628, 241452, 261573, 348764, 357942, 523146, 536913, 715884, 784719, 1046292, 1073826, 1133483, 1569438, 2147652, 2266966, 3138876, 3400449, 4533932, 6800898, 10201347, 13601796, 20402694, 40805388]

約数ペア:

[(1, 40805388), (2, 20402694), (3, 13601796), (4, 10201347), (6, 6800898), (9, 4533932), (12, 3400449), (13, 3138876), (18, 2266966), (19, 2147652), (26, 1569438), (36, 1133483), (38, 1073826), (39, 1046292), (52, 784719), (57, 715884), (76, 536913), (78, 523146), (114, 357942), (117, 348764), (156, 261573), (169, 241452), (171, 238628), (228, 178971), (234, 174382), (247, 165204), (338, 120726), (342, 119314), (353, 115596), (468, 87191), (494, 82602), (507, 80484), (676, 60363), (684, 59657), (706, 57798), (741, 55068), (988, 41301), (1014, 40242), (1059, 38532), (1412, 28899), (1482, 27534), (1521, 26828), (2028, 20121), (2118, 19266), (2223, 18356), (2964, 13767), (3042, 13414), (3177, 12844), (3211, 12708), (4236, 9633), (4446, 9178), (4589, 8892), (6084, 6707), (6354, 6422)]