28178720

素因数分解:

$2^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{6073}}^1$

素因数の和:6117

約数の個数: 48

約数和(自身を含む): 68879160

約数和(自身を除く): 40700440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 80, 116, 145, 160, 232, 290, 464, 580, 928, 1160, 2320, 4640, 6073, 12146, 24292, 30365, 48584, 60730, 97168, 121460, 176117, 194336, 242920, 352234, 485840, 704468, 880585, 971680, 1408936, 1761170, 2817872, 3522340, 5635744, 7044680, 14089360, 28178720]

約数ペア:

[(1, 28178720), (2, 14089360), (4, 7044680), (5, 5635744), (8, 3522340), (10, 2817872), (16, 1761170), (20, 1408936), (29, 971680), (32, 880585), (40, 704468), (58, 485840), (80, 352234), (116, 242920), (145, 194336), (160, 176117), (232, 121460), (290, 97168), (464, 60730), (580, 48584), (928, 30365), (1160, 24292), (2320, 12146), (4640, 6073)]