208474040

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{179719}}^1$

素因数の和:179759

約数の個数: 32

約数和(自身を含む): 485244000

約数和(自身を除く): 276769960

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 179719, 359438, 718876, 898595, 1437752, 1797190, 3594380, 5211851, 7188760, 10423702, 20847404, 26059255, 41694808, 52118510, 104237020, 208474040]

約数ペア:

[(1, 208474040), (2, 104237020), (4, 52118510), (5, 41694808), (8, 26059255), (10, 20847404), (20, 10423702), (29, 7188760), (40, 5211851), (58, 3594380), (116, 1797190), (145, 1437752), (232, 898595), (290, 718876), (580, 359438), (1160, 179719)]