12518720

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1$

素因数の和:136

約数の個数: 112

約数和(自身を含む): 32918400

約数和(自身を除く): 20399680

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 29, 32, 38, 40, 58, 64, 71, 76, 80, 95, 116, 142, 145, 152, 160, 190, 232, 284, 290, 304, 320, 355, 380, 464, 551, 568, 580, 608, 710, 760, 928, 1102, 1136, 1160, 1216, 1349, 1420, 1520, 1856, 2059, 2204, 2272, 2320, 2698, 2755, 2840, 3040, 4118, 4408, 4544, 4640, 5396, 5510, 5680, 6080, 6745, 8236, 8816, 9280, 10295, 10792, 11020, 11360, 13490, 16472, 17632, 20590, 21584, 22040, 22720, 26980, 32944, 35264, 39121, 41180, 43168, 44080, 53960, 65888, 78242, 82360, 86336, 88160, 107920, 131776, 156484, 164720, 176320, 195605, 215840, 312968, 329440, 391210, 431680, 625936, 658880, 782420, 1251872, 1564840, 2503744, 3129680, 6259360, 12518720]

約数ペア:

[(1, 12518720), (2, 6259360), (4, 3129680), (5, 2503744), (8, 1564840), (10, 1251872), (16, 782420), (19, 658880), (20, 625936), (29, 431680), (32, 391210), (38, 329440), (40, 312968), (58, 215840), (64, 195605), (71, 176320), (76, 164720), (80, 156484), (95, 131776), (116, 107920), (142, 88160), (145, 86336), (152, 82360), (160, 78242), (190, 65888), (232, 53960), (284, 44080), (290, 43168), (304, 41180), (320, 39121), (355, 35264), (380, 32944), (464, 26980), (551, 22720), (568, 22040), (580, 21584), (608, 20590), (710, 17632), (760, 16472), (928, 13490), (1102, 11360), (1136, 11020), (1160, 10792), (1216, 10295), (1349, 9280), (1420, 8816), (1520, 8236), (1856, 6745), (2059, 6080), (2204, 5680), (2272, 5510), (2320, 5396), (2698, 4640), (2755, 4544), (2840, 4408), (3040, 4118)]