40646984

素因数分解:

$2^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{163}}^1$

素因数の和:310

約数の個数: 64

約数和(自身を含む): 90291840

約数和(自身を除く): 49644856

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 61, 73, 122, 146, 163, 244, 292, 326, 427, 488, 511, 584, 652, 854, 1022, 1141, 1304, 1708, 2044, 2282, 3416, 4088, 4453, 4564, 8906, 9128, 9943, 11899, 17812, 19886, 23798, 31171, 35624, 39772, 47596, 62342, 69601, 79544, 83293, 95192, 124684, 139202, 166586, 249368, 278404, 333172, 556808, 666344, 725839, 1451678, 2903356, 5080873, 5806712, 10161746, 20323492, 40646984]

約数ペア:

[(1, 40646984), (2, 20323492), (4, 10161746), (7, 5806712), (8, 5080873), (14, 2903356), (28, 1451678), (56, 725839), (61, 666344), (73, 556808), (122, 333172), (146, 278404), (163, 249368), (244, 166586), (292, 139202), (326, 124684), (427, 95192), (488, 83293), (511, 79544), (584, 69601), (652, 62342), (854, 47596), (1022, 39772), (1141, 35624), (1304, 31171), (1708, 23798), (2044, 19886), (2282, 17812), (3416, 11899), (4088, 9943), (4453, 9128), (4564, 8906)]