28070672

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{641}}^1$

素因数の和:696

約数の個数: 80

約数和(自身を含む): 68781312

約数和(自身を除く): 40710640

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 23, 28, 34, 46, 56, 68, 92, 112, 119, 136, 161, 184, 238, 272, 322, 368, 391, 476, 641, 644, 782, 952, 1282, 1288, 1564, 1904, 2564, 2576, 2737, 3128, 4487, 5128, 5474, 6256, 8974, 10256, 10897, 10948, 14743, 17948, 21794, 21896, 29486, 35896, 43588, 43792, 58972, 71792, 76279, 87176, 103201, 117944, 152558, 174352, 206402, 235888, 250631, 305116, 412804, 501262, 610232, 825608, 1002524, 1220464, 1651216, 1754417, 2005048, 3508834, 4010096, 7017668, 14035336, 28070672]

約数ペア:

[(1, 28070672), (2, 14035336), (4, 7017668), (7, 4010096), (8, 3508834), (14, 2005048), (16, 1754417), (17, 1651216), (23, 1220464), (28, 1002524), (34, 825608), (46, 610232), (56, 501262), (68, 412804), (92, 305116), (112, 250631), (119, 235888), (136, 206402), (161, 174352), (184, 152558), (238, 117944), (272, 103201), (322, 87176), (368, 76279), (391, 71792), (476, 58972), (641, 43792), (644, 43588), (782, 35896), (952, 29486), (1282, 21896), (1288, 21794), (1564, 17948), (1904, 14743), (2564, 10948), (2576, 10897), (2737, 10256), (3128, 8974), (4487, 6256), (5128, 5474)]