29258440

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{197}}^1$

素因数の和:334

約数の個数: 64

約数和(自身を含む): 68428800

約数和(自身を除く): 39170360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 79, 94, 158, 188, 197, 235, 316, 376, 394, 395, 470, 632, 788, 790, 940, 985, 1576, 1580, 1880, 1970, 3160, 3713, 3940, 7426, 7880, 9259, 14852, 15563, 18518, 18565, 29704, 31126, 37036, 37130, 46295, 62252, 74072, 74260, 77815, 92590, 124504, 148520, 155630, 185180, 311260, 370360, 622520, 731461, 1462922, 2925844, 3657305, 5851688, 7314610, 14629220, 29258440]

約数ペア:

[(1, 29258440), (2, 14629220), (4, 7314610), (5, 5851688), (8, 3657305), (10, 2925844), (20, 1462922), (40, 731461), (47, 622520), (79, 370360), (94, 311260), (158, 185180), (188, 155630), (197, 148520), (235, 124504), (316, 92590), (376, 77815), (394, 74260), (395, 74072), (470, 62252), (632, 46295), (788, 37130), (790, 37036), (940, 31126), (985, 29704), (1576, 18565), (1580, 18518), (1880, 15563), (1970, 14852), (3160, 9259), (3713, 7880), (3940, 7426)]