19083520

素因数分解:

$2^8\times 5^1\times {\mathrm{17}}^1\times {\mathrm{877}}^1$

素因数の和:915

約数の個数: 72

約数和(自身を含む): 48455064

約数和(自身を除く): 29371544

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 256, 272, 320, 340, 544, 640, 680, 877, 1088, 1280, 1360, 1754, 2176, 2720, 3508, 4352, 4385, 5440, 7016, 8770, 10880, 14032, 14909, 17540, 21760, 28064, 29818, 35080, 56128, 59636, 70160, 74545, 112256, 119272, 140320, 149090, 224512, 238544, 280640, 298180, 477088, 561280, 596360, 954176, 1122560, 1192720, 1908352, 2385440, 3816704, 4770880, 9541760, 19083520]

約数ペア:

[(1, 19083520), (2, 9541760), (4, 4770880), (5, 3816704), (8, 2385440), (10, 1908352), (16, 1192720), (17, 1122560), (20, 954176), (32, 596360), (34, 561280), (40, 477088), (64, 298180), (68, 280640), (80, 238544), (85, 224512), (128, 149090), (136, 140320), (160, 119272), (170, 112256), (256, 74545), (272, 70160), (320, 59636), (340, 56128), (544, 35080), (640, 29818), (680, 28064), (877, 21760), (1088, 17540), (1280, 14909), (1360, 14032), (1754, 10880), (2176, 8770), (2720, 7016), (3508, 5440), (4352, 4385)]