27220240

素因数分解:

$2^4\times 5^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1$

素因数の和:224

約数の個数: 80

約数和(自身を含む): 66067200

約数和(自身を除く): 38846960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 59, 73, 79, 80, 118, 146, 158, 236, 292, 295, 316, 365, 395, 472, 584, 590, 632, 730, 790, 944, 1168, 1180, 1264, 1460, 1580, 2360, 2920, 3160, 4307, 4661, 4720, 5767, 5840, 6320, 8614, 9322, 11534, 17228, 18644, 21535, 23068, 23305, 28835, 34456, 37288, 43070, 46136, 46610, 57670, 68912, 74576, 86140, 92272, 93220, 115340, 172280, 186440, 230680, 340253, 344560, 372880, 461360, 680506, 1361012, 1701265, 2722024, 3402530, 5444048, 6805060, 13610120, 27220240]

約数ペア:

[(1, 27220240), (2, 13610120), (4, 6805060), (5, 5444048), (8, 3402530), (10, 2722024), (16, 1701265), (20, 1361012), (40, 680506), (59, 461360), (73, 372880), (79, 344560), (80, 340253), (118, 230680), (146, 186440), (158, 172280), (236, 115340), (292, 93220), (295, 92272), (316, 86140), (365, 74576), (395, 68912), (472, 57670), (584, 46610), (590, 46136), (632, 43070), (730, 37288), (790, 34456), (944, 28835), (1168, 23305), (1180, 23068), (1264, 21535), (1460, 18644), (1580, 17228), (2360, 11534), (2920, 9322), (3160, 8614), (4307, 6320), (4661, 5840), (4720, 5767)]