2731520

素因数分解:

$2^9\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1$

素因数の和:131

約数の個数: 80

約数和(自身を含む): 7218288

約数和(自身を除く): 4486768

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 97, 110, 128, 160, 176, 194, 220, 256, 320, 352, 388, 440, 485, 512, 640, 704, 776, 880, 970, 1067, 1280, 1408, 1552, 1760, 1940, 2134, 2560, 2816, 3104, 3520, 3880, 4268, 5335, 5632, 6208, 7040, 7760, 8536, 10670, 12416, 14080, 15520, 17072, 21340, 24832, 28160, 31040, 34144, 42680, 49664, 62080, 68288, 85360, 124160, 136576, 170720, 248320, 273152, 341440, 546304, 682880, 1365760, 2731520]

約数ペア:

[(1, 2731520), (2, 1365760), (4, 682880), (5, 546304), (8, 341440), (10, 273152), (11, 248320), (16, 170720), (20, 136576), (22, 124160), (32, 85360), (40, 68288), (44, 62080), (55, 49664), (64, 42680), (80, 34144), (88, 31040), (97, 28160), (110, 24832), (128, 21340), (160, 17072), (176, 15520), (194, 14080), (220, 12416), (256, 10670), (320, 8536), (352, 7760), (388, 7040), (440, 6208), (485, 5632), (512, 5335), (640, 4268), (704, 3880), (776, 3520), (880, 3104), (970, 2816), (1067, 2560), (1280, 2134), (1408, 1940), (1552, 1760)]