47938840

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{29231}}^1$

素因数の和:29283

約数の個数: 32

約数和(自身を含む): 110496960

約数和(自身を除く): 62558120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 29231, 58462, 116924, 146155, 233848, 292310, 584620, 1169240, 1198471, 2396942, 4793884, 5992355, 9587768, 11984710, 23969420, 47938840]

約数ペア:

[(1, 47938840), (2, 23969420), (4, 11984710), (5, 9587768), (8, 5992355), (10, 4793884), (20, 2396942), (40, 1198471), (41, 1169240), (82, 584620), (164, 292310), (205, 233848), (328, 146155), (410, 116924), (820, 58462), (1640, 29231)]