40168260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{20287}}^1$

素因数の和:20313

約数の個数: 72

約数和(自身を含む): 132926976

約数和(自身を除く): 92758716

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 20287, 40574, 60861, 81148, 101435, 121722, 182583, 202870, 223157, 243444, 304305, 365166, 405740, 446314, 608610, 669471, 730332, 892628, 912915, 1115785, 1217220, 1338942, 1825830, 2008413, 2231570, 2677884, 3347355, 3651660, 4016826, 4463140, 6694710, 8033652, 10042065, 13389420, 20084130, 40168260]

約数ペア:

[(1, 40168260), (2, 20084130), (3, 13389420), (4, 10042065), (5, 8033652), (6, 6694710), (9, 4463140), (10, 4016826), (11, 3651660), (12, 3347355), (15, 2677884), (18, 2231570), (20, 2008413), (22, 1825830), (30, 1338942), (33, 1217220), (36, 1115785), (44, 912915), (45, 892628), (55, 730332), (60, 669471), (66, 608610), (90, 446314), (99, 405740), (110, 365166), (132, 304305), (165, 243444), (180, 223157), (198, 202870), (220, 182583), (330, 121722), (396, 101435), (495, 81148), (660, 60861), (990, 40574), (1980, 20287)]