1877920

素因数分解:

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

素因数の和:134

約数の個数: 72

約数和(自身を含む): 4926852

約数和(自身を除く): 3048932

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 97, 110, 121, 160, 176, 194, 220, 242, 352, 388, 440, 484, 485, 605, 776, 880, 968, 970, 1067, 1210, 1552, 1760, 1936, 1940, 2134, 2420, 3104, 3872, 3880, 4268, 4840, 5335, 7760, 8536, 9680, 10670, 11737, 15520, 17072, 19360, 21340, 23474, 34144, 42680, 46948, 58685, 85360, 93896, 117370, 170720, 187792, 234740, 375584, 469480, 938960, 1877920]

約数ペア:

[(1, 1877920), (2, 938960), (4, 469480), (5, 375584), (8, 234740), (10, 187792), (11, 170720), (16, 117370), (20, 93896), (22, 85360), (32, 58685), (40, 46948), (44, 42680), (55, 34144), (80, 23474), (88, 21340), (97, 19360), (110, 17072), (121, 15520), (160, 11737), (176, 10670), (194, 9680), (220, 8536), (242, 7760), (352, 5335), (388, 4840), (440, 4268), (484, 3880), (485, 3872), (605, 3104), (776, 2420), (880, 2134), (968, 1940), (970, 1936), (1067, 1760), (1210, 1552)]