40399020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{947}}^1$

素因数の和:1044

約数の個数: 96

約数和(自身を含む): 127411200

約数和(自身を除く): 87012180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 79, 90, 108, 135, 158, 180, 237, 270, 316, 395, 474, 540, 711, 790, 947, 948, 1185, 1422, 1580, 1894, 2133, 2370, 2841, 2844, 3555, 3788, 4266, 4735, 4740, 5682, 7110, 8523, 8532, 9470, 10665, 11364, 14205, 14220, 17046, 18940, 21330, 25569, 28410, 34092, 42615, 42660, 51138, 56820, 74813, 85230, 102276, 127845, 149626, 170460, 224439, 255690, 299252, 374065, 448878, 511380, 673317, 748130, 897756, 1122195, 1346634, 1496260, 2019951, 2244390, 2693268, 3366585, 4039902, 4488780, 6733170, 8079804, 10099755, 13466340, 20199510, 40399020]

約数ペア:

[(1, 40399020), (2, 20199510), (3, 13466340), (4, 10099755), (5, 8079804), (6, 6733170), (9, 4488780), (10, 4039902), (12, 3366585), (15, 2693268), (18, 2244390), (20, 2019951), (27, 1496260), (30, 1346634), (36, 1122195), (45, 897756), (54, 748130), (60, 673317), (79, 511380), (90, 448878), (108, 374065), (135, 299252), (158, 255690), (180, 224439), (237, 170460), (270, 149626), (316, 127845), (395, 102276), (474, 85230), (540, 74813), (711, 56820), (790, 51138), (947, 42660), (948, 42615), (1185, 34092), (1422, 28410), (1580, 25569), (1894, 21330), (2133, 18940), (2370, 17046), (2841, 14220), (2844, 14205), (3555, 11364), (3788, 10665), (4266, 9470), (4735, 8532), (4740, 8523), (5682, 7110)]