177577420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{313}}^1\times {\mathrm{1493}}^1$

素因数の和:1834

約数の個数: 48

約数和(自身を含む): 394057440

約数和(自身を除く): 216480020

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 313, 380, 626, 1252, 1493, 1565, 2986, 3130, 5947, 5972, 6260, 7465, 11894, 14930, 23788, 28367, 29735, 29860, 56734, 59470, 113468, 118940, 141835, 283670, 467309, 567340, 934618, 1869236, 2336545, 4673090, 8878871, 9346180, 17757742, 35515484, 44394355, 88788710, 177577420]

約数ペア:

[(1, 177577420), (2, 88788710), (4, 44394355), (5, 35515484), (10, 17757742), (19, 9346180), (20, 8878871), (38, 4673090), (76, 2336545), (95, 1869236), (190, 934618), (313, 567340), (380, 467309), (626, 283670), (1252, 141835), (1493, 118940), (1565, 113468), (2986, 59470), (3130, 56734), (5947, 29860), (5972, 29735), (6260, 28367), (7465, 23788), (11894, 14930)]