56415405640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{1321823}}^1$

素因数の和:1321942

約数の個数: 64

約数和(自身を含む): 139901852160

約数和(自身を除く): 83486446520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 97, 110, 194, 220, 388, 440, 485, 776, 970, 1067, 1940, 2134, 3880, 4268, 5335, 8536, 10670, 21340, 42680, 1321823, 2643646, 5287292, 6609115, 10574584, 13218230, 14540053, 26436460, 29080106, 52872920, 58160212, 72700265, 116320424, 128216831, 145400530, 256433662, 290801060, 512867324, 581602120, 641084155, 1025734648, 1282168310, 1410385141, 2564336620, 2820770282, 5128673240, 5641540564, 7051925705, 11283081128, 14103851410, 28207702820, 56415405640]

約数ペア:

[(1, 56415405640), (2, 28207702820), (4, 14103851410), (5, 11283081128), (8, 7051925705), (10, 5641540564), (11, 5128673240), (20, 2820770282), (22, 2564336620), (40, 1410385141), (44, 1282168310), (55, 1025734648), (88, 641084155), (97, 581602120), (110, 512867324), (194, 290801060), (220, 256433662), (388, 145400530), (440, 128216831), (485, 116320424), (776, 72700265), (970, 58160212), (1067, 52872920), (1940, 29080106), (2134, 26436460), (3880, 14540053), (4268, 13218230), (5335, 10574584), (8536, 6609115), (10670, 5287292), (21340, 2643646), (42680, 1321823)]