138520240

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{59707}}^1$

素因数の和:59749

約数の個数: 40

約数和(自身を含む): 333170640

約数和(自身を除く): 194650400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 59707, 119414, 238828, 298535, 477656, 597070, 955312, 1194140, 1731503, 2388280, 3463006, 4776560, 6926012, 8657515, 13852024, 17315030, 27704048, 34630060, 69260120, 138520240]

約数ペア:

[(1, 138520240), (2, 69260120), (4, 34630060), (5, 27704048), (8, 17315030), (10, 13852024), (16, 8657515), (20, 6926012), (29, 4776560), (40, 3463006), (58, 2388280), (80, 1731503), (116, 1194140), (145, 955312), (232, 597070), (290, 477656), (464, 298535), (580, 238828), (1160, 119414), (2320, 59707)]