19078400

素因数分解:

$2^8\times 5^2\times {\mathrm{11}}^1\times {\mathrm{271}}^1$

素因数の和:308

約数の個数: 108

約数和(自身を含む): 51705024

約数和(自身を除く): 32626624

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 40, 44, 50, 55, 64, 80, 88, 100, 110, 128, 160, 176, 200, 220, 256, 271, 275, 320, 352, 400, 440, 542, 550, 640, 704, 800, 880, 1084, 1100, 1280, 1355, 1408, 1600, 1760, 2168, 2200, 2710, 2816, 2981, 3200, 3520, 4336, 4400, 5420, 5962, 6400, 6775, 7040, 8672, 8800, 10840, 11924, 13550, 14080, 14905, 17344, 17600, 21680, 23848, 27100, 29810, 34688, 35200, 43360, 47696, 54200, 59620, 69376, 70400, 74525, 86720, 95392, 108400, 119240, 149050, 173440, 190784, 216800, 238480, 298100, 346880, 381568, 433600, 476960, 596200, 763136, 867200, 953920, 1192400, 1734400, 1907840, 2384800, 3815680, 4769600, 9539200, 19078400]

約数ペア:

[(1, 19078400), (2, 9539200), (4, 4769600), (5, 3815680), (8, 2384800), (10, 1907840), (11, 1734400), (16, 1192400), (20, 953920), (22, 867200), (25, 763136), (32, 596200), (40, 476960), (44, 433600), (50, 381568), (55, 346880), (64, 298100), (80, 238480), (88, 216800), (100, 190784), (110, 173440), (128, 149050), (160, 119240), (176, 108400), (200, 95392), (220, 86720), (256, 74525), (271, 70400), (275, 69376), (320, 59620), (352, 54200), (400, 47696), (440, 43360), (542, 35200), (550, 34688), (640, 29810), (704, 27100), (800, 23848), (880, 21680), (1084, 17600), (1100, 17344), (1280, 14905), (1355, 14080), (1408, 13550), (1600, 11924), (1760, 10840), (2168, 8800), (2200, 8672), (2710, 7040), (2816, 6775), (2981, 6400), (3200, 5962), (3520, 5420), (4336, 4400)]