40313840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{373}}^1$

素因数の和:586

約数の個数: 80

約数和(自身を含む): 107963328

約数和(自身を除く): 67649488

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 193, 280, 373, 386, 560, 746, 772, 965, 1351, 1492, 1544, 1865, 1930, 2611, 2702, 2984, 3088, 3730, 3860, 5222, 5404, 5968, 6755, 7460, 7720, 10444, 10808, 13055, 13510, 14920, 15440, 20888, 21616, 26110, 27020, 29840, 41776, 52220, 54040, 71989, 104440, 108080, 143978, 208880, 287956, 359945, 503923, 575912, 719890, 1007846, 1151824, 1439780, 2015692, 2519615, 2879560, 4031384, 5039230, 5759120, 8062768, 10078460, 20156920, 40313840]

約数ペア:

[(1, 40313840), (2, 20156920), (4, 10078460), (5, 8062768), (7, 5759120), (8, 5039230), (10, 4031384), (14, 2879560), (16, 2519615), (20, 2015692), (28, 1439780), (35, 1151824), (40, 1007846), (56, 719890), (70, 575912), (80, 503923), (112, 359945), (140, 287956), (193, 208880), (280, 143978), (373, 108080), (386, 104440), (560, 71989), (746, 54040), (772, 52220), (965, 41776), (1351, 29840), (1492, 27020), (1544, 26110), (1865, 21616), (1930, 20888), (2611, 15440), (2702, 14920), (2984, 13510), (3088, 13055), (3730, 10808), (3860, 10444), (5222, 7720), (5404, 7460), (5968, 6755)]