11945680

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{271}}^1$

素因数の和:332

約数の個数: 80

約数和(自身を含む): 30355200

約数和(自身を除く): 18409520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 29, 38, 40, 58, 76, 80, 95, 116, 145, 152, 190, 232, 271, 290, 304, 380, 464, 542, 551, 580, 760, 1084, 1102, 1160, 1355, 1520, 2168, 2204, 2320, 2710, 2755, 4336, 4408, 5149, 5420, 5510, 7859, 8816, 10298, 10840, 11020, 15718, 20596, 21680, 22040, 25745, 31436, 39295, 41192, 44080, 51490, 62872, 78590, 82384, 102980, 125744, 149321, 157180, 205960, 298642, 314360, 411920, 597284, 628720, 746605, 1194568, 1493210, 2389136, 2986420, 5972840, 11945680]

約数ペア:

[(1, 11945680), (2, 5972840), (4, 2986420), (5, 2389136), (8, 1493210), (10, 1194568), (16, 746605), (19, 628720), (20, 597284), (29, 411920), (38, 314360), (40, 298642), (58, 205960), (76, 157180), (80, 149321), (95, 125744), (116, 102980), (145, 82384), (152, 78590), (190, 62872), (232, 51490), (271, 44080), (290, 41192), (304, 39295), (380, 31436), (464, 25745), (542, 22040), (551, 21680), (580, 20596), (760, 15718), (1084, 11020), (1102, 10840), (1160, 10298), (1355, 8816), (1520, 7859), (2168, 5510), (2204, 5420), (2320, 5149), (2710, 4408), (2755, 4336)]