20929440

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{6229}}^1$

素因数の和:6254

約数の個数: 96

約数和(自身を含む): 75358080

約数和(自身を除く): 54428640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 210, 224, 240, 280, 336, 420, 480, 560, 672, 840, 1120, 1680, 3360, 6229, 12458, 18687, 24916, 31145, 37374, 43603, 49832, 62290, 74748, 87206, 93435, 99664, 124580, 130809, 149496, 174412, 186870, 199328, 218015, 249160, 261618, 298992, 348824, 373740, 436030, 498320, 523236, 597984, 654045, 697648, 747480, 872060, 996640, 1046472, 1308090, 1395296, 1494960, 1744120, 2092944, 2616180, 2989920, 3488240, 4185888, 5232360, 6976480, 10464720, 20929440]

約数ペア:

[(1, 20929440), (2, 10464720), (3, 6976480), (4, 5232360), (5, 4185888), (6, 3488240), (7, 2989920), (8, 2616180), (10, 2092944), (12, 1744120), (14, 1494960), (15, 1395296), (16, 1308090), (20, 1046472), (21, 996640), (24, 872060), (28, 747480), (30, 697648), (32, 654045), (35, 597984), (40, 523236), (42, 498320), (48, 436030), (56, 373740), (60, 348824), (70, 298992), (80, 261618), (84, 249160), (96, 218015), (105, 199328), (112, 186870), (120, 174412), (140, 149496), (160, 130809), (168, 124580), (210, 99664), (224, 93435), (240, 87206), (280, 74748), (336, 62290), (420, 49832), (480, 43603), (560, 37374), (672, 31145), (840, 24916), (1120, 18687), (1680, 12458), (3360, 6229)]