28510240

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{167}}^1$

素因数の和:290

約数の個数: 96

約数和(自身を含む): 74680704

約数和(自身を除く): 46170464

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 97, 110, 160, 167, 176, 194, 220, 334, 352, 388, 440, 485, 668, 776, 835, 880, 970, 1067, 1336, 1552, 1670, 1760, 1837, 1940, 2134, 2672, 3104, 3340, 3674, 3880, 4268, 5335, 5344, 6680, 7348, 7760, 8536, 9185, 10670, 13360, 14696, 15520, 16199, 17072, 18370, 21340, 26720, 29392, 32398, 34144, 36740, 42680, 58784, 64796, 73480, 80995, 85360, 129592, 146960, 161990, 170720, 178189, 259184, 293920, 323980, 356378, 518368, 647960, 712756, 890945, 1295920, 1425512, 1781890, 2591840, 2851024, 3563780, 5702048, 7127560, 14255120, 28510240]

約数ペア:

[(1, 28510240), (2, 14255120), (4, 7127560), (5, 5702048), (8, 3563780), (10, 2851024), (11, 2591840), (16, 1781890), (20, 1425512), (22, 1295920), (32, 890945), (40, 712756), (44, 647960), (55, 518368), (80, 356378), (88, 323980), (97, 293920), (110, 259184), (160, 178189), (167, 170720), (176, 161990), (194, 146960), (220, 129592), (334, 85360), (352, 80995), (388, 73480), (440, 64796), (485, 58784), (668, 42680), (776, 36740), (835, 34144), (880, 32398), (970, 29392), (1067, 26720), (1336, 21340), (1552, 18370), (1670, 17072), (1760, 16199), (1837, 15520), (1940, 14696), (2134, 13360), (2672, 10670), (3104, 9185), (3340, 8536), (3674, 7760), (3880, 7348), (4268, 6680), (5335, 5344)]